16387756

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{691}}^1$

素因数の和:731

約数の個数: 54

約数和(自身を含む): 36722364

約数和(自身を除く): 20334608

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 691, 847, 1078, 1382, 1694, 2156, 2764, 3388, 4837, 5929, 7601, 9674, 11858, 15202, 19348, 23716, 30404, 33859, 53207, 67718, 83611, 106414, 135436, 167222, 212828, 334444, 372449, 585277, 744898, 1170554, 1489796, 2341108, 4096939, 8193878, 16387756]

約数ペア:

[(1, 16387756), (2, 8193878), (4, 4096939), (7, 2341108), (11, 1489796), (14, 1170554), (22, 744898), (28, 585277), (44, 372449), (49, 334444), (77, 212828), (98, 167222), (121, 135436), (154, 106414), (196, 83611), (242, 67718), (308, 53207), (484, 33859), (539, 30404), (691, 23716), (847, 19348), (1078, 15202), (1382, 11858), (1694, 9674), (2156, 7601), (2764, 5929), (3388, 4837)]