201121870

素因数分解:

$2^1\times 5^1\times {\mathrm{2063}}^1\times {\mathrm{9749}}^1$

素因数の和:11819

約数の個数: 16

約数和(自身を含む): 362232000

約数和(自身を除く): 161110130

約数列:

[1, 2, 5, 10, 2063, 4126, 9749, 10315, 19498, 20630, 48745, 97490, 20112187, 40224374, 100560935, 201121870]

約数ペア:

[(1, 201121870), (2, 100560935), (5, 40224374), (10, 20112187), (2063, 97490), (4126, 48745), (9749, 20630), (10315, 19498)]