19317277

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2213}}^1$

素因数の和:2292

約数の個数: 16

約数和(自身を含む): 23379840

約数和(自身を除く): 4062563

約数列:

[1, 7, 29, 43, 203, 301, 1247, 2213, 8729, 15491, 64177, 95159, 449239, 666113, 2759611, 19317277]

約数ペア:

[(1, 19317277), (7, 2759611), (29, 666113), (43, 449239), (203, 95159), (301, 64177), (1247, 15491), (2213, 8729)]