20157522

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 53581824

約数和(自身を除く): 33424302

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 49, 66, 69, 77, 98, 138, 147, 154, 161, 231, 253, 271, 294, 322, 462, 483, 506, 539, 542, 759, 813, 966, 1078, 1127, 1518, 1617, 1626, 1771, 1897, 2254, 2981, 3234, 3381, 3542, 3794, 5313, 5691, 5962, 6233, 6762, 8943, 10626, 11382, 12397, 12466, 13279, 17886, 18699, 20867, 24794, 26558, 37191, 37398, 39837, 41734, 43631, 62601, 68563, 74382, 79674, 87262, 125202, 130893, 137126, 146069, 205689, 261786, 292138, 305417, 411378, 438207, 479941, 610834, 876414, 916251, 959882, 1439823, 1832502, 2879646, 3359587, 6719174, 10078761, 20157522]

約数ペア:

[(1, 20157522), (2, 10078761), (3, 6719174), (6, 3359587), (7, 2879646), (11, 1832502), (14, 1439823), (21, 959882), (22, 916251), (23, 876414), (33, 610834), (42, 479941), (46, 438207), (49, 411378), (66, 305417), (69, 292138), (77, 261786), (98, 205689), (138, 146069), (147, 137126), (154, 130893), (161, 125202), (231, 87262), (253, 79674), (271, 74382), (294, 68563), (322, 62601), (462, 43631), (483, 41734), (506, 39837), (539, 37398), (542, 37191), (759, 26558), (813, 24794), (966, 20867), (1078, 18699), (1127, 17886), (1518, 13279), (1617, 12466), (1626, 12397), (1771, 11382), (1897, 10626), (2254, 8943), (2981, 6762), (3234, 6233), (3381, 5962), (3542, 5691), (3794, 5313)]