18857424

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:113

約数の個数: 160

約数和(自身を含む): 57139200

約数和(自身を除く): 38281776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 29, 31, 38, 46, 48, 57, 58, 62, 69, 76, 87, 92, 93, 114, 116, 124, 138, 152, 174, 184, 186, 228, 232, 248, 276, 304, 348, 368, 372, 437, 456, 464, 496, 551, 552, 589, 667, 696, 713, 744, 874, 899, 912, 1102, 1104, 1178, 1311, 1334, 1392, 1426, 1488, 1653, 1748, 1767, 1798, 2001, 2139, 2204, 2356, 2622, 2668, 2697, 2852, 3306, 3496, 3534, 3596, 4002, 4278, 4408, 4712, 5244, 5336, 5394, 5704, 6612, 6992, 7068, 7192, 8004, 8556, 8816, 9424, 10488, 10672, 10788, 11408, 12673, 13224, 13547, 14136, 14384, 16008, 17081, 17112, 20677, 20976, 21576, 25346, 26448, 27094, 28272, 32016, 34162, 34224, 38019, 40641, 41354, 43152, 50692, 51243, 54188, 62031, 68324, 76038, 81282, 82708, 101384, 102486, 108376, 124062, 136648, 152076, 162564, 165416, 202768, 204972, 216752, 248124, 273296, 304152, 325128, 330832, 392863, 409944, 496248, 608304, 650256, 785726, 819888, 992496, 1178589, 1571452, 2357178, 3142904, 4714356, 6285808, 9428712, 18857424]

約数ペア:

[(1, 18857424), (2, 9428712), (3, 6285808), (4, 4714356), (6, 3142904), (8, 2357178), (12, 1571452), (16, 1178589), (19, 992496), (23, 819888), (24, 785726), (29, 650256), (31, 608304), (38, 496248), (46, 409944), (48, 392863), (57, 330832), (58, 325128), (62, 304152), (69, 273296), (76, 248124), (87, 216752), (92, 204972), (93, 202768), (114, 165416), (116, 162564), (124, 152076), (138, 136648), (152, 124062), (174, 108376), (184, 102486), (186, 101384), (228, 82708), (232, 81282), (248, 76038), (276, 68324), (304, 62031), (348, 54188), (368, 51243), (372, 50692), (437, 43152), (456, 41354), (464, 40641), (496, 38019), (551, 34224), (552, 34162), (589, 32016), (667, 28272), (696, 27094), (713, 26448), (744, 25346), (874, 21576), (899, 20976), (912, 20677), (1102, 17112), (1104, 17081), (1178, 16008), (1311, 14384), (1334, 14136), (1392, 13547), (1426, 13224), (1488, 12673), (1653, 11408), (1748, 10788), (1767, 10672), (1798, 10488), (2001, 9424), (2139, 8816), (2204, 8556), (2356, 8004), (2622, 7192), (2668, 7068), (2697, 6992), (2852, 6612), (3306, 5704), (3496, 5394), (3534, 5336), (3596, 5244), (4002, 4712), (4278, 4408)]