918492068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{248779}}^1$

素因数の和:248867

約数の個数: 24

約数和(自身を含む): 1755391680

約数和(自身を除く): 836899612

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 248779, 497558, 995116, 3234127, 6468254, 12936508, 17663309, 35326618, 70653236, 229623017, 459246034, 918492068]

約数ペア:

[(1, 918492068), (2, 459246034), (4, 229623017), (13, 70653236), (26, 35326618), (52, 17663309), (71, 12936508), (142, 6468254), (284, 3234127), (923, 995116), (1846, 497558), (3692, 248779)]