20873348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3449}}^1$

素因数の和:3559

約数の個数: 24

約数和(自身を含む): 39123000

約数和(自身を除く): 18249652

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 3449, 6052, 6898, 13796, 58633, 117266, 234532, 306961, 613922, 1227844, 5218337, 10436674, 20873348]

約数ペア:

[(1, 20873348), (2, 10436674), (4, 5218337), (17, 1227844), (34, 613922), (68, 306961), (89, 234532), (178, 117266), (356, 58633), (1513, 13796), (3026, 6898), (3449, 6052)]