20180123873

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{1312187}}^1$

素因数の和:1312233

約数の個数: 16

約数和(自身を含む): 24984059520

約数和(自身を除く): 4803935647

約数列:

[1, 7, 13, 91, 169, 1183, 2197, 15379, 1312187, 9185309, 17058431, 119409017, 221759603, 1552317221, 2882874839, 20180123873]

約数ペア:

[(1, 20180123873), (7, 2882874839), (13, 1552317221), (91, 221759603), (169, 119409017), (1183, 17058431), (2197, 9185309), (15379, 1312187)]