40842518

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{4357}}^1$

素因数の和:4511

約数の個数: 16

約数和(自身を含む): 63278160

約数和(自身を除く): 22435642

約数列:

[1, 2, 43, 86, 109, 218, 4357, 4687, 8714, 9374, 187351, 374702, 474913, 949826, 20421259, 40842518]

約数ペア:

[(1, 40842518), (2, 20421259), (43, 949826), (86, 474913), (109, 374702), (218, 187351), (4357, 9374), (4687, 8714)]