201988808870

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{111596027}}^1$

素因数の和:111596215

約数の個数: 16

約数和(自身を含む): 365588587728

約数和(自身を除く): 163599778858

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 111596027, 223192054, 557980135, 1115960270, 20198880887, 40397761774, 100994404435, 201988808870]

約数ペア:

[(1, 201988808870), (2, 100994404435), (5, 40397761774), (10, 20198880887), (181, 1115960270), (362, 557980135), (905, 223192054), (1810, 111596027)]