20681076

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3583}}^1$

素因数の和:3640

約数の個数: 48

約数和(自身を含む): 53387264

約数和(自身を除く): 32706188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3583, 5772, 7166, 10749, 14332, 21498, 42996, 46579, 93158, 132571, 139737, 186316, 265142, 279474, 397713, 530284, 558948, 795426, 1590852, 1723423, 3446846, 5170269, 6893692, 10340538, 20681076]

約数ペア:

[(1, 20681076), (2, 10340538), (3, 6893692), (4, 5170269), (6, 3446846), (12, 1723423), (13, 1590852), (26, 795426), (37, 558948), (39, 530284), (52, 397713), (74, 279474), (78, 265142), (111, 186316), (148, 139737), (156, 132571), (222, 93158), (444, 46579), (481, 42996), (962, 21498), (1443, 14332), (1924, 10749), (2886, 7166), (3583, 5772)]