20129121826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1\times {\mathrm{512009}}^1$

素因数の和:513809

約数の個数: 16

約数和(自身を含む): 32957059680

約数和(自身を除く): 12827937854

約数列:

[1, 2, 11, 22, 1787, 3574, 19657, 39314, 512009, 1024018, 5632099, 11264198, 914960083, 1829920166, 10064560913, 20129121826]

約数ペア:

[(1, 20129121826), (2, 10064560913), (11, 1829920166), (22, 914960083), (1787, 11264198), (3574, 5632099), (19657, 1024018), (39314, 512009)]