20170772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8017}}^1$

素因数の和:8075

約数の個数: 24

約数和(自身を含む): 38390184

約数和(自身を除く): 18219412

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8017, 16034, 32068, 136289, 272578, 296629, 545156, 593258, 1186516, 5042693, 10085386, 20170772]

約数ペア:

[(1, 20170772), (2, 10085386), (4, 5042693), (17, 1186516), (34, 593258), (37, 545156), (68, 296629), (74, 272578), (148, 136289), (629, 32068), (1258, 16034), (2516, 8017)]