18807156

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{9857}}^1$

素因数の和:9920

約数の個数: 36

約数和(自身を含む): 48442212

約数和(自身を除く): 29635056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 9857, 19714, 29571, 39428, 59142, 88713, 118284, 177426, 354852, 522421, 1044842, 1567263, 2089684, 3134526, 4701789, 6269052, 9403578, 18807156]

約数ペア:

[(1, 18807156), (2, 9403578), (3, 6269052), (4, 4701789), (6, 3134526), (9, 2089684), (12, 1567263), (18, 1044842), (36, 522421), (53, 354852), (106, 177426), (159, 118284), (212, 88713), (318, 59142), (477, 39428), (636, 29571), (954, 19714), (1908, 9857)]