191281372

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{4987}}^1$

素因数の和:5257

約数の個数: 24

約数和(自身を含む): 344132096

約数和(自身を除く): 152850724

約数列:

[1, 2, 4, 43, 86, 172, 223, 446, 892, 4987, 9589, 9974, 19178, 19948, 38356, 214441, 428882, 857764, 1112101, 2224202, 4448404, 47820343, 95640686, 191281372]

約数ペア:

[(1, 191281372), (2, 95640686), (4, 47820343), (43, 4448404), (86, 2224202), (172, 1112101), (223, 857764), (446, 428882), (892, 214441), (4987, 38356), (9589, 19948), (9974, 19178)]