51608336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{248117}}^1$

素因数の和:248138

約数の個数: 20

約数和(自身を含む): 107683212

約数和(自身を除く): 56074876

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 248117, 496234, 992468, 1984936, 3225521, 3969872, 6451042, 12902084, 25804168, 51608336]

約数ペア:

[(1, 51608336), (2, 25804168), (4, 12902084), (8, 6451042), (13, 3969872), (16, 3225521), (26, 1984936), (52, 992468), (104, 496234), (208, 248117)]