20191112

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{24989}}^1$

素因数の和:25096

約数の個数: 16

約数和(自身を含む): 38234700

約数和(自身を除く): 18043588

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 24989, 49978, 99956, 199912, 2523889, 5047778, 10095556, 20191112]

約数ペア:

[(1, 20191112), (2, 10095556), (4, 5047778), (8, 2523889), (101, 199912), (202, 99956), (404, 49978), (808, 24989)]