19725392

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5431}}^1$

素因数の和:5666

約数の個数: 20

約数和(自身を含む): 38393376

約数和(自身を除く): 18667984

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5431, 10862, 21724, 43448, 86896, 1232837, 2465674, 4931348, 9862696, 19725392]

約数ペア:

[(1, 19725392), (2, 9862696), (4, 4931348), (8, 2465674), (16, 1232837), (227, 86896), (454, 43448), (908, 21724), (1816, 10862), (3632, 5431)]