20118704

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{3001}}^1$

素因数の和:3428

約数の個数: 20

約数和(自身を含む): 39086040

約数和(自身を除く): 18967336

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3001, 3352, 6002, 6704, 12004, 24008, 48016, 1257419, 2514838, 5029676, 10059352, 20118704]

約数ペア:

[(1, 20118704), (2, 10059352), (4, 5029676), (8, 2514838), (16, 1257419), (419, 48016), (838, 24008), (1676, 12004), (3001, 6704), (3352, 6002)]