18580051

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 22016448

約数和(自身を除く): 3436397

約数列:

[1, 7, 53, 61, 371, 427, 821, 3233, 5747, 22631, 43513, 50081, 304591, 350567, 2654293, 18580051]

約数ペア:

[(1, 18580051), (7, 2654293), (53, 350567), (61, 304591), (371, 50081), (427, 43513), (821, 22631), (3233, 5747)]