128908045012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1193}}^1\times {\mathrm{1421759}}^1$

素因数の和:1422975

約数の個数: 24

約数和(自身を含む): 237661401600

約数和(自身を除く): 108753356588

約数列:

[1, 2, 4, 19, 38, 76, 1193, 2386, 4772, 22667, 45334, 90668, 1421759, 2843518, 5687036, 27013421, 54026842, 108053684, 1696158487, 3392316974, 6784633948, 32227011253, 64454022506, 128908045012]

約数ペア:

[(1, 128908045012), (2, 64454022506), (4, 32227011253), (19, 6784633948), (38, 3392316974), (76, 1696158487), (1193, 108053684), (2386, 54026842), (4772, 27013421), (22667, 5687036), (45334, 2843518), (90668, 1421759)]