20124910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154807}}^1$

素因数の和:154827

約数の個数: 16

約数和(自身を含む): 39011616

約数和(自身を除く): 18886706

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154807, 309614, 774035, 1548070, 2012491, 4024982, 10062455, 20124910]

約数ペア:

[(1, 20124910), (2, 10062455), (5, 4024982), (10, 2012491), (13, 1548070), (26, 774035), (65, 309614), (130, 154807)]