18187522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4391}}^1$

素因数の和:4521

約数の個数: 16

約数和(自身を含む): 28987200

約数和(自身を除く): 10799678

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 4391, 8782, 83429, 166858, 478619, 957238, 9093761, 18187522]

約数ペア:

[(1, 18187522), (2, 9093761), (19, 957238), (38, 478619), (109, 166858), (218, 83429), (2071, 8782), (4142, 4391)]