40391018

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{2069}}^1$

素因数の和:2341

約数の個数: 16

約数和(自身を含む): 62298720

約数和(自身を除く): 21907702

約数列:

[1, 2, 43, 86, 227, 454, 2069, 4138, 9761, 19522, 88967, 177934, 469663, 939326, 20195509, 40391018]

約数ペア:

[(1, 40391018), (2, 20195509), (43, 939326), (86, 469663), (227, 177934), (454, 88967), (2069, 19522), (4138, 9761)]