11018628220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17771981}}^1$

素因数の和:17772021

約数の個数: 24

約数和(自身を含む): 23885543808

約数和(自身を除く): 12866915588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 17771981, 35543962, 71087924, 88859905, 177719810, 355439620, 550931411, 1101862822, 2203725644, 2754657055, 5509314110, 11018628220]

約数ペア:

[(1, 11018628220), (2, 5509314110), (4, 2754657055), (5, 2203725644), (10, 1101862822), (20, 550931411), (31, 355439620), (62, 177719810), (124, 88859905), (155, 71087924), (310, 35543962), (620, 17771981)]