1625621168

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{623321}}^1$

素因数の和:623492

約数の個数: 20

約数和(自身を含む): 3168969048

約数和(自身を除く): 1543347880

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 623321, 1246642, 2493284, 4986568, 9973136, 101601323, 203202646, 406405292, 812810584, 1625621168]

約数ペア:

[(1, 1625621168), (2, 812810584), (4, 406405292), (8, 203202646), (16, 101601323), (163, 9973136), (326, 4986568), (652, 2493284), (1304, 1246642), (2608, 623321)]