18814666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6763}}^1$

素因数の和:6885

約数の個数: 16

約数和(自身を含む): 30681504

約数和(自身を除く): 11866838

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 6763, 13526, 87919, 175838, 723641, 1447282, 9407333, 18814666]

約数ペア:

[(1, 18814666), (2, 9407333), (13, 1447282), (26, 723641), (107, 175838), (214, 87919), (1391, 13526), (2782, 6763)]