20799792

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 64454208

約数和(自身を除く): 43654416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 41, 48, 52, 72, 78, 82, 104, 117, 123, 144, 156, 164, 208, 234, 246, 271, 312, 328, 369, 468, 492, 533, 542, 624, 656, 738, 813, 936, 984, 1066, 1084, 1476, 1599, 1626, 1872, 1968, 2132, 2168, 2439, 2952, 3198, 3252, 3523, 4264, 4336, 4797, 4878, 5904, 6396, 6504, 7046, 8528, 9594, 9756, 10569, 11111, 12792, 13008, 14092, 19188, 19512, 21138, 22222, 25584, 28184, 31707, 33333, 38376, 39024, 42276, 44444, 56368, 63414, 66666, 76752, 84552, 88888, 99999, 126828, 133332, 144443, 169104, 177776, 199998, 253656, 266664, 288886, 399996, 433329, 507312, 533328, 577772, 799992, 866658, 1155544, 1299987, 1599984, 1733316, 2311088, 2599974, 3466632, 5199948, 6933264, 10399896, 20799792]

約数ペア:

[(1, 20799792), (2, 10399896), (3, 6933264), (4, 5199948), (6, 3466632), (8, 2599974), (9, 2311088), (12, 1733316), (13, 1599984), (16, 1299987), (18, 1155544), (24, 866658), (26, 799992), (36, 577772), (39, 533328), (41, 507312), (48, 433329), (52, 399996), (72, 288886), (78, 266664), (82, 253656), (104, 199998), (117, 177776), (123, 169104), (144, 144443), (156, 133332), (164, 126828), (208, 99999), (234, 88888), (246, 84552), (271, 76752), (312, 66666), (328, 63414), (369, 56368), (468, 44444), (492, 42276), (533, 39024), (542, 38376), (624, 33333), (656, 31707), (738, 28184), (813, 25584), (936, 22222), (984, 21138), (1066, 19512), (1084, 19188), (1476, 14092), (1599, 13008), (1626, 12792), (1872, 11111), (1968, 10569), (2132, 9756), (2168, 9594), (2439, 8528), (2952, 7046), (3198, 6504), (3252, 6396), (3523, 5904), (4264, 4878), (4336, 4797)]