420994964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{8887}}^1$

素因数の和:9815

約数の個数: 24

約数和(自身を含む): 794373888

約数和(自身を除く): 373378924

約数列:

[1, 2, 4, 13, 26, 52, 911, 1822, 3644, 8887, 11843, 17774, 23686, 35548, 47372, 115531, 231062, 462124, 8096057, 16192114, 32384228, 105248741, 210497482, 420994964]

約数ペア:

[(1, 420994964), (2, 210497482), (4, 105248741), (13, 32384228), (26, 16192114), (52, 8096057), (911, 462124), (1822, 231062), (3644, 115531), (8887, 47372), (11843, 35548), (17774, 23686)]