20218511042

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{1080857}}^1$

素因数の和:1081105

約数の個数: 16

約数和(自身を含む): 31128710400

約数和(自身を除く): 10910199358

約数列:

[1, 2, 47, 94, 199, 398, 9353, 18706, 1080857, 2161714, 50800279, 101600558, 215090543, 430181086, 10109255521, 20218511042]

約数ペア:

[(1, 20218511042), (2, 10109255521), (47, 430181086), (94, 215090543), (199, 101600558), (398, 50800279), (9353, 2161714), (18706, 1080857)]