20245335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4231}}^1$

素因数の和:4279

約数の個数: 32

約数和(自身を含む): 36564480

約数和(自身を除く): 16319145

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4231, 4785, 12693, 21155, 46541, 63465, 122699, 139623, 232705, 368097, 613495, 698115, 1349689, 1840485, 4049067, 6748445, 20245335]

約数ペア:

[(1, 20245335), (3, 6748445), (5, 4049067), (11, 1840485), (15, 1349689), (29, 698115), (33, 613495), (55, 368097), (87, 232705), (145, 139623), (165, 122699), (319, 63465), (435, 46541), (957, 21155), (1595, 12693), (4231, 4785)]