18480391660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{22537063}}^1$

素因数の和:22537113

約数の個数: 24

約数和(自身を含む): 39755380896

約数和(自身を除く): 21274989236

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 22537063, 45074126, 90148252, 112685315, 225370630, 450741260, 924019583, 1848039166, 3696078332, 4620097915, 9240195830, 18480391660]

約数ペア:

[(1, 18480391660), (2, 9240195830), (4, 4620097915), (5, 3696078332), (10, 1848039166), (20, 924019583), (41, 450741260), (82, 225370630), (164, 112685315), (205, 90148252), (410, 45074126), (820, 22537063)]