18217849

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 20239632

約数和(自身を除く): 2021783

約数列:

[1, 13, 53, 137, 193, 689, 1781, 2509, 7261, 10229, 26441, 94393, 132977, 343733, 1401373, 18217849]

約数ペア:

[(1, 18217849), (13, 1401373), (53, 343733), (137, 132977), (193, 94393), (689, 26441), (1781, 10229), (2509, 7261)]