220194056

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{640099}}^1$

素因数の和:640148

約数の個数: 16

約数和(自身を含む): 422466000

約数和(自身を除く): 202271944

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 640099, 1280198, 2560396, 5120792, 27524257, 55048514, 110097028, 220194056]

約数ペア:

[(1, 220194056), (2, 110097028), (4, 55048514), (8, 27524257), (43, 5120792), (86, 2560396), (172, 1280198), (344, 640099)]