20189593086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{2663}}^1$

素因数の和:2826

約数の個数: 96

約数和(自身を含む): 45338807808

約数和(自身を除く): 25149214722

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 71, 74, 78, 111, 142, 213, 222, 426, 481, 923, 962, 1369, 1443, 1846, 2627, 2663, 2738, 2769, 2886, 4107, 5254, 5326, 5538, 7881, 7989, 8214, 15762, 15978, 17797, 34151, 34619, 35594, 53391, 68302, 69238, 97199, 98531, 102453, 103857, 106782, 189073, 194398, 197062, 204906, 207714, 291597, 295593, 378146, 567219, 583194, 591186, 1134438, 1263587, 1280903, 2457949, 2527174, 2561806, 3645647, 3790761, 3842709, 4915898, 6995701, 7291294, 7373847, 7581522, 7685418, 10936941, 13991402, 14747694, 20987103, 21873882, 41974206, 47393411, 90944113, 94786822, 142180233, 181888226, 258840937, 272832339, 284360466, 517681874, 545664678, 776522811, 1553045622, 3364932181, 6729864362, 10094796543, 20189593086]

約数ペア:

[(1, 20189593086), (2, 10094796543), (3, 6729864362), (6, 3364932181), (13, 1553045622), (26, 776522811), (37, 545664678), (39, 517681874), (71, 284360466), (74, 272832339), (78, 258840937), (111, 181888226), (142, 142180233), (213, 94786822), (222, 90944113), (426, 47393411), (481, 41974206), (923, 21873882), (962, 20987103), (1369, 14747694), (1443, 13991402), (1846, 10936941), (2627, 7685418), (2663, 7581522), (2738, 7373847), (2769, 7291294), (2886, 6995701), (4107, 4915898), (5254, 3842709), (5326, 3790761), (5538, 3645647), (7881, 2561806), (7989, 2527174), (8214, 2457949), (15762, 1280903), (15978, 1263587), (17797, 1134438), (34151, 591186), (34619, 583194), (35594, 567219), (53391, 378146), (68302, 295593), (69238, 291597), (97199, 207714), (98531, 204906), (102453, 197062), (103857, 194398), (106782, 189073)]