19996530648

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{4079}}^1$

素因数の和:4301

約数の個数: 128

約数和(自身を含む): 53299814400

約数和(自身を除く): 33303283752

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 83, 92, 107, 138, 166, 184, 214, 249, 276, 321, 332, 428, 498, 552, 642, 664, 856, 996, 1284, 1909, 1992, 2461, 2568, 3818, 4079, 4922, 5727, 7383, 7636, 8158, 8881, 9844, 11454, 12237, 14766, 15272, 16316, 17762, 19688, 22908, 24474, 26643, 29532, 32632, 35524, 45816, 48948, 53286, 59064, 71048, 93817, 97896, 106572, 187634, 204263, 213144, 281451, 338557, 375268, 408526, 436453, 562902, 612789, 677114, 750536, 817052, 872906, 1015671, 1125804, 1225578, 1309359, 1354228, 1634104, 1745812, 2031342, 2251608, 2451156, 2618718, 2708456, 3491624, 4062684, 4902312, 5237436, 7786811, 8125368, 10038419, 10474872, 15573622, 20076838, 23360433, 30115257, 31147244, 36225599, 40153676, 46720866, 60230514, 62294488, 72451198, 80307352, 93441732, 108676797, 120461028, 144902396, 186883464, 217353594, 240922056, 289804792, 434707188, 833188777, 869414376, 1666377554, 2499566331, 3332755108, 4999132662, 6665510216, 9998265324, 19996530648]

約数ペア:

[(1, 19996530648), (2, 9998265324), (3, 6665510216), (4, 4999132662), (6, 3332755108), (8, 2499566331), (12, 1666377554), (23, 869414376), (24, 833188777), (46, 434707188), (69, 289804792), (83, 240922056), (92, 217353594), (107, 186883464), (138, 144902396), (166, 120461028), (184, 108676797), (214, 93441732), (249, 80307352), (276, 72451198), (321, 62294488), (332, 60230514), (428, 46720866), (498, 40153676), (552, 36225599), (642, 31147244), (664, 30115257), (856, 23360433), (996, 20076838), (1284, 15573622), (1909, 10474872), (1992, 10038419), (2461, 8125368), (2568, 7786811), (3818, 5237436), (4079, 4902312), (4922, 4062684), (5727, 3491624), (7383, 2708456), (7636, 2618718), (8158, 2451156), (8881, 2251608), (9844, 2031342), (11454, 1745812), (12237, 1634104), (14766, 1354228), (15272, 1309359), (16316, 1225578), (17762, 1125804), (19688, 1015671), (22908, 872906), (24474, 817052), (26643, 750536), (29532, 677114), (32632, 612789), (35524, 562902), (45816, 436453), (48948, 408526), (53286, 375268), (59064, 338557), (71048, 281451), (93817, 213144), (97896, 204263), (106572, 187634)]