218972270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1990657}}^1$

素因数の和:1990675

約数の個数: 16

約数和(自身を含む): 429982128

約数和(自身を除く): 211009858

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1990657, 3981314, 9953285, 19906570, 21897227, 43794454, 109486135, 218972270]

約数ペア:

[(1, 218972270), (2, 109486135), (5, 43794454), (10, 21897227), (11, 19906570), (22, 9953285), (55, 3981314), (110, 1990657)]