20677524

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6653}}^1$

素因数の和:6704

約数の個数: 48

約数和(自身を含む): 56638848

約数和(自身を除く): 35961324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 6653, 13306, 19959, 26612, 39918, 46571, 79836, 93142, 139713, 186284, 246161, 279426, 492322, 558852, 738483, 984644, 1476966, 1723127, 2953932, 3446254, 5169381, 6892508, 10338762, 20677524]

約数ペア:

[(1, 20677524), (2, 10338762), (3, 6892508), (4, 5169381), (6, 3446254), (7, 2953932), (12, 1723127), (14, 1476966), (21, 984644), (28, 738483), (37, 558852), (42, 492322), (74, 279426), (84, 246161), (111, 186284), (148, 139713), (222, 93142), (259, 79836), (444, 46571), (518, 39918), (777, 26612), (1036, 19959), (1554, 13306), (3108, 6653)]