20199821576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:308

約数の個数: 256

約数和(自身を含む): 47139840000

約数和(自身を除く): 26940018424

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 61, 76, 79, 88, 92, 109, 122, 152, 158, 184, 209, 218, 244, 253, 316, 418, 436, 437, 488, 506, 632, 671, 836, 869, 872, 874, 1012, 1159, 1199, 1342, 1403, 1501, 1672, 1738, 1748, 1817, 2024, 2071, 2318, 2398, 2507, 2684, 2806, 3002, 3476, 3496, 3634, 4142, 4636, 4796, 4807, 4819, 5014, 5368, 5612, 6004, 6649, 6952, 7268, 8284, 8611, 9272, 9592, 9614, 9638, 10028, 11224, 12008, 12749, 13298, 14536, 15433, 16511, 16568, 17222, 19228, 19276, 19987, 20056, 22781, 25498, 26596, 26657, 27577, 30866, 33022, 34444, 34523, 38456, 38552, 39974, 45562, 47633, 50996, 53009, 53192, 53314, 55154, 61732, 66044, 68888, 69046, 73139, 79948, 91124, 91561, 94721, 95266, 101992, 106018, 106628, 110308, 110837, 123464, 126331, 132088, 138092, 146278, 152927, 159896, 163609, 182248, 183122, 189442, 190532, 198053, 212036, 213256, 220616, 221674, 252662, 276184, 292556, 293227, 305854, 327218, 366244, 378884, 379753, 381064, 396106, 424072, 443348, 505324, 523963, 525271, 585112, 586454, 611708, 654436, 732488, 757768, 759506, 792212, 886696, 1007171, 1010648, 1047926, 1050542, 1172908, 1219207, 1223416, 1308872, 1389641, 1519012, 1584424, 1682197, 1799699, 2014342, 2095852, 2101084, 2105903, 2178583, 2345816, 2438414, 2779282, 2905613, 3038024, 3364394, 3599398, 3763007, 4028684, 4191704, 4202168, 4211806, 4357166, 4876828, 5558564, 5777981, 5811226, 6728788, 7198796, 7526014, 8057368, 8423612, 8714332, 9753656, 9980149, 11117128, 11555962, 11622452, 12081233, 13457576, 14397592, 15052028, 16847224, 17428664, 19960298, 23111924, 23164933, 23244904, 24162466, 30104056, 31961743, 39920596, 41393077, 46223848, 46329866, 48324932, 63923486, 79841192, 82786154, 92659732, 96649864, 109781639, 127846972, 132893563, 165572308, 185319464, 219563278, 229543427, 255693944, 265787126, 331144616, 439126556, 459086854, 531574252, 878253112, 918173708, 1063148504, 1836347416, 2524977697, 5049955394, 10099910788, 20199821576]

約数ペア:

[(1, 20199821576), (2, 10099910788), (4, 5049955394), (8, 2524977697), (11, 1836347416), (19, 1063148504), (22, 918173708), (23, 878253112), (38, 531574252), (44, 459086854), (46, 439126556), (61, 331144616), (76, 265787126), (79, 255693944), (88, 229543427), (92, 219563278), (109, 185319464), (122, 165572308), (152, 132893563), (158, 127846972), (184, 109781639), (209, 96649864), (218, 92659732), (244, 82786154), (253, 79841192), (316, 63923486), (418, 48324932), (436, 46329866), (437, 46223848), (488, 41393077), (506, 39920596), (632, 31961743), (671, 30104056), (836, 24162466), (869, 23244904), (872, 23164933), (874, 23111924), (1012, 19960298), (1159, 17428664), (1199, 16847224), (1342, 15052028), (1403, 14397592), (1501, 13457576), (1672, 12081233), (1738, 11622452), (1748, 11555962), (1817, 11117128), (2024, 9980149), (2071, 9753656), (2318, 8714332), (2398, 8423612), (2507, 8057368), (2684, 7526014), (2806, 7198796), (3002, 6728788), (3476, 5811226), (3496, 5777981), (3634, 5558564), (4142, 4876828), (4636, 4357166), (4796, 4211806), (4807, 4202168), (4819, 4191704), (5014, 4028684), (5368, 3763007), (5612, 3599398), (6004, 3364394), (6649, 3038024), (6952, 2905613), (7268, 2779282), (8284, 2438414), (8611, 2345816), (9272, 2178583), (9592, 2105903), (9614, 2101084), (9638, 2095852), (10028, 2014342), (11224, 1799699), (12008, 1682197), (12749, 1584424), (13298, 1519012), (14536, 1389641), (15433, 1308872), (16511, 1223416), (16568, 1219207), (17222, 1172908), (19228, 1050542), (19276, 1047926), (19987, 1010648), (20056, 1007171), (22781, 886696), (25498, 792212), (26596, 759506), (26657, 757768), (27577, 732488), (30866, 654436), (33022, 611708), (34444, 586454), (34523, 585112), (38456, 525271), (38552, 523963), (39974, 505324), (45562, 443348), (47633, 424072), (50996, 396106), (53009, 381064), (53192, 379753), (53314, 378884), (55154, 366244), (61732, 327218), (66044, 305854), (68888, 293227), (69046, 292556), (73139, 276184), (79948, 252662), (91124, 221674), (91561, 220616), (94721, 213256), (95266, 212036), (101992, 198053), (106018, 190532), (106628, 189442), (110308, 183122), (110837, 182248), (123464, 163609), (126331, 159896), (132088, 152927), (138092, 146278)]