20190931456

素因数分解:

$2^9\times {\mathrm{39435413}}^1$

素因数の和:39435431

約数の個数: 20

約数和(自身を含む): 40342428522

約数和(自身を除く): 20151497066

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39435413, 78870826, 157741652, 315483304, 630966608, 1261933216, 2523866432, 5047732864, 10095465728, 20190931456]

約数ペア:

[(1, 20190931456), (2, 10095465728), (4, 5047732864), (8, 2523866432), (16, 1261933216), (32, 630966608), (64, 315483304), (128, 157741652), (256, 78870826), (512, 39435413)]