20177021978

素因数分解:

$2^1\times {\mathrm{421}}^1\times {\mathrm{1063}}^1\times {\mathrm{22543}}^1$

素因数の和:24029

約数の個数: 16

約数和(自身を含む): 30367309056

約数和(自身を除く): 10190287078

約数列:

[1, 2, 421, 842, 1063, 2126, 22543, 45086, 447523, 895046, 9490603, 18981206, 23963209, 47926418, 10088510989, 20177021978]

約数ペア:

[(1, 20177021978), (2, 10088510989), (421, 47926418), (842, 23963209), (1063, 18981206), (2126, 9490603), (22543, 895046), (45086, 447523)]