20212288

素因数分解:

$2^6\times {\mathrm{313}}^1\times {\mathrm{1009}}^1$

素因数の和:1334

約数の個数: 28

約数和(自身を含む): 40276780

約数和(自身を除く): 20064492

約数列:

[1, 2, 4, 8, 16, 32, 64, 313, 626, 1009, 1252, 2018, 2504, 4036, 5008, 8072, 10016, 16144, 20032, 32288, 64576, 315817, 631634, 1263268, 2526536, 5053072, 10106144, 20212288]

約数ペア:

[(1, 20212288), (2, 10106144), (4, 5053072), (8, 2526536), (16, 1263268), (32, 631634), (64, 315817), (313, 64576), (626, 32288), (1009, 20032), (1252, 16144), (2018, 10016), (2504, 8072), (4036, 5008)]