198079088

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{399353}}^1$

素因数の和:399392

約数の個数: 20

約数和(自身を含む): 396159168

約数和(自身を除く): 198080080

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 399353, 798706, 1597412, 3194824, 6389648, 12379943, 24759886, 49519772, 99039544, 198079088]

約数ペア:

[(1, 198079088), (2, 99039544), (4, 49519772), (8, 24759886), (16, 12379943), (31, 6389648), (62, 3194824), (124, 1597412), (248, 798706), (496, 399353)]