319975238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{40289}}^1$

素因数の和:40340

約数の個数: 24

約数和(自身を含む): 552617640

約数和(自身を除く): 232642402

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 40289, 80578, 443179, 765491, 886358, 1530982, 8420401, 14544329, 16840802, 29088658, 159987619, 319975238]

約数ペア:

[(1, 319975238), (2, 159987619), (11, 29088658), (19, 16840802), (22, 14544329), (38, 8420401), (209, 1530982), (361, 886358), (418, 765491), (722, 443179), (3971, 80578), (7942, 40289)]