218213204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 424448640

約数和(自身を除く): 206235436

約数列:

[1, 2, 4, 11, 22, 44, 109, 173, 218, 263, 346, 436, 526, 692, 1052, 1199, 1903, 2398, 2893, 3806, 4796, 5786, 7612, 11572, 18857, 28667, 37714, 45499, 57334, 75428, 90998, 114668, 181996, 207427, 315337, 414854, 500489, 630674, 829708, 1000978, 1261348, 2001956, 4959391, 9918782, 19837564, 54553301, 109106602, 218213204]

約数ペア:

[(1, 218213204), (2, 109106602), (4, 54553301), (11, 19837564), (22, 9918782), (44, 4959391), (109, 2001956), (173, 1261348), (218, 1000978), (263, 829708), (346, 630674), (436, 500489), (526, 414854), (692, 315337), (1052, 207427), (1199, 181996), (1903, 114668), (2398, 90998), (2893, 75428), (3806, 57334), (4796, 45499), (5786, 37714), (7612, 28667), (11572, 18857)]