20161532138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{231481}}^1$

素因数の和:231638

約数の個数: 32

約数和(自身を含む): 34200076608

約数和(自身を除く): 14038544470

約数列:

[1, 2, 11, 22, 37, 74, 107, 214, 407, 814, 1177, 2354, 3959, 7918, 43549, 87098, 231481, 462962, 2546291, 5092582, 8564797, 17129594, 24768467, 49536934, 94212767, 188425534, 272453137, 544906274, 916433279, 1832866558, 10080766069, 20161532138]

約数ペア:

[(1, 20161532138), (2, 10080766069), (11, 1832866558), (22, 916433279), (37, 544906274), (74, 272453137), (107, 188425534), (214, 94212767), (407, 49536934), (814, 24768467), (1177, 17129594), (2354, 8564797), (3959, 5092582), (7918, 2546291), (43549, 462962), (87098, 231481)]