20103811

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1277}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 24905664

約数和(自身を除く): 4801853

約数列:

[1, 7, 13, 91, 173, 1211, 1277, 2249, 8939, 15743, 16601, 116207, 220921, 1546447, 2871973, 20103811]

約数ペア:

[(1, 20103811), (7, 2871973), (13, 1546447), (91, 220921), (173, 116207), (1211, 16601), (1277, 15743), (2249, 8939)]