20218212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80231}}^1$

素因数の和:80248

約数の個数: 36

約数和(自身を含む): 58408896

約数和(自身を除く): 38190684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80231, 160462, 240693, 320924, 481386, 561617, 722079, 962772, 1123234, 1444158, 1684851, 2246468, 2888316, 3369702, 5054553, 6739404, 10109106, 20218212]

約数ペア:

[(1, 20218212), (2, 10109106), (3, 6739404), (4, 5054553), (6, 3369702), (7, 2888316), (9, 2246468), (12, 1684851), (14, 1444158), (18, 1123234), (21, 962772), (28, 722079), (36, 561617), (42, 481386), (63, 320924), (84, 240693), (126, 160462), (252, 80231)]