20121556624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:334

約数の個数: 240

約数和(自身を含む): 47240976384

約数和(自身を除く): 27119419760

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 38, 46, 52, 61, 76, 92, 104, 122, 152, 184, 191, 208, 244, 247, 299, 304, 361, 368, 382, 437, 488, 494, 598, 722, 764, 793, 874, 976, 988, 1159, 1196, 1403, 1444, 1528, 1586, 1748, 1976, 2318, 2392, 2483, 2806, 2888, 3056, 3172, 3496, 3629, 3952, 4393, 4636, 4693, 4784, 4966, 5612, 5681, 5776, 6344, 6992, 7258, 8303, 8786, 9272, 9386, 9932, 11224, 11362, 11651, 12688, 14516, 15067, 16606, 17572, 18239, 18544, 18772, 19864, 22021, 22448, 22724, 23302, 26657, 29032, 30134, 33212, 35144, 36478, 37544, 39728, 44042, 45448, 46604, 47177, 53314, 57109, 58064, 60268, 66424, 68951, 70288, 72956, 75088, 83467, 88084, 90896, 93208, 94354, 106628, 107939, 114218, 120536, 132848, 137902, 145912, 151463, 166934, 176168, 186416, 188708, 213256, 215878, 221369, 228436, 241072, 267973, 275804, 286273, 291824, 302926, 333868, 346541, 352336, 377416, 426512, 431756, 442738, 456872, 506483, 535946, 551608, 572546, 605852, 667736, 693082, 754832, 863512, 885476, 896363, 913744, 1012966, 1071892, 1085071, 1103216, 1145092, 1211704, 1335472, 1386164, 1585873, 1727024, 1770952, 1792726, 2025932, 2143784, 2170142, 2290184, 2423408, 2772328, 2877797, 3171746, 3483649, 3541904, 3585452, 4051864, 4206011, 4287568, 4340284, 4580368, 5091487, 5544656, 5755594, 6343492, 6584279, 6967298, 7170904, 8103728, 8412022, 8680568, 10182974, 11511188, 12686984, 13168558, 13934596, 14341808, 16824044, 17361136, 20365948, 20616349, 23022376, 25373968, 26337116, 27869192, 33648088, 40731896, 41232698, 46044752, 52674232, 54678143, 55738384, 66189331, 67296176, 81463792, 82465396, 96738253, 105348464, 109356286, 132378662, 164930792, 193476506, 218712572, 264757324, 329861584, 386953012, 437425144, 529514648, 773906024, 874850288, 1059029296, 1257597289, 1547812048, 2515194578, 5030389156, 10060778312, 20121556624]

約数ペア:

[(1, 20121556624), (2, 10060778312), (4, 5030389156), (8, 2515194578), (13, 1547812048), (16, 1257597289), (19, 1059029296), (23, 874850288), (26, 773906024), (38, 529514648), (46, 437425144), (52, 386953012), (61, 329861584), (76, 264757324), (92, 218712572), (104, 193476506), (122, 164930792), (152, 132378662), (184, 109356286), (191, 105348464), (208, 96738253), (244, 82465396), (247, 81463792), (299, 67296176), (304, 66189331), (361, 55738384), (368, 54678143), (382, 52674232), (437, 46044752), (488, 41232698), (494, 40731896), (598, 33648088), (722, 27869192), (764, 26337116), (793, 25373968), (874, 23022376), (976, 20616349), (988, 20365948), (1159, 17361136), (1196, 16824044), (1403, 14341808), (1444, 13934596), (1528, 13168558), (1586, 12686984), (1748, 11511188), (1976, 10182974), (2318, 8680568), (2392, 8412022), (2483, 8103728), (2806, 7170904), (2888, 6967298), (3056, 6584279), (3172, 6343492), (3496, 5755594), (3629, 5544656), (3952, 5091487), (4393, 4580368), (4636, 4340284), (4693, 4287568), (4784, 4206011), (4966, 4051864), (5612, 3585452), (5681, 3541904), (5776, 3483649), (6344, 3171746), (6992, 2877797), (7258, 2772328), (8303, 2423408), (8786, 2290184), (9272, 2170142), (9386, 2143784), (9932, 2025932), (11224, 1792726), (11362, 1770952), (11651, 1727024), (12688, 1585873), (14516, 1386164), (15067, 1335472), (16606, 1211704), (17572, 1145092), (18239, 1103216), (18544, 1085071), (18772, 1071892), (19864, 1012966), (22021, 913744), (22448, 896363), (22724, 885476), (23302, 863512), (26657, 754832), (29032, 693082), (30134, 667736), (33212, 605852), (35144, 572546), (36478, 551608), (37544, 535946), (39728, 506483), (44042, 456872), (45448, 442738), (46604, 431756), (47177, 426512), (53314, 377416), (57109, 352336), (58064, 346541), (60268, 333868), (66424, 302926), (68951, 291824), (70288, 286273), (72956, 275804), (75088, 267973), (83467, 241072), (88084, 228436), (90896, 221369), (93208, 215878), (94354, 213256), (106628, 188708), (107939, 186416), (114218, 176168), (120536, 166934), (132848, 151463), (137902, 145912)]