40325168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193871}}^1$

素因数の和:193892

約数の個数: 20

約数和(自身を含む): 84140448

約数和(自身を除く): 43815280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 193871, 387742, 775484, 1550968, 2520323, 3101936, 5040646, 10081292, 20162584, 40325168]

約数ペア:

[(1, 40325168), (2, 20162584), (4, 10081292), (8, 5040646), (13, 3101936), (16, 2520323), (26, 1550968), (52, 775484), (104, 387742), (208, 193871)]