20125961947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1559}}^1\times {\mathrm{141863}}^1$

素因数の和:143442

約数の個数: 16

約数和(自身を含む): 24786478080

約数和(自身を除く): 4660516133

約数列:

[1, 7, 13, 91, 1559, 10913, 20267, 141863, 141869, 993041, 1844219, 12909533, 221164417, 1548150919, 2875137421, 20125961947]

約数ペア:

[(1, 20125961947), (7, 2875137421), (13, 1548150919), (91, 221164417), (1559, 12909533), (10913, 1844219), (20267, 993041), (141863, 141869)]