17937852020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81535691}}^1$

素因数の和:81535711

約数の個数: 24

約数和(自身を含む): 41093988768

約数和(自身を除く): 23156136748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 81535691, 163071382, 326142764, 407678455, 815356910, 896892601, 1630713820, 1793785202, 3587570404, 4484463005, 8968926010, 17937852020]

約数ペア:

[(1, 17937852020), (2, 8968926010), (4, 4484463005), (5, 3587570404), (10, 1793785202), (11, 1630713820), (20, 896892601), (22, 815356910), (44, 407678455), (55, 326142764), (110, 163071382), (220, 81535691)]