20851554

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{204427}}^1$

素因数の和:204449

約数の個数: 16

約数和(自身を含む): 44156448

約数和(自身を除く): 23304894

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 204427, 408854, 613281, 1226562, 3475259, 6950518, 10425777, 20851554]

約数ペア:

[(1, 20851554), (2, 10425777), (3, 6950518), (6, 3475259), (17, 1226562), (34, 613281), (51, 408854), (102, 204427)]