20218398

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{6863}}^1$

素因数の和:7359

約数の個数: 16

約数和(自身を含む): 40525056

約数和(自身を除く): 20306658

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 6863, 13726, 20589, 41178, 3369733, 6739466, 10109199, 20218398]

約数ペア:

[(1, 20218398), (2, 10109199), (3, 6739466), (6, 3369733), (491, 41178), (982, 20589), (1473, 13726), (2946, 6863)]