20171195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2677}}^1$

素因数の和:2830

約数の個数: 16

約数和(自身を含む): 26608608

約数和(自身を除く): 6437413

約数列:

[1, 5, 11, 55, 137, 685, 1507, 2677, 7535, 13385, 29447, 147235, 366749, 1833745, 4034239, 20171195]

約数ペア:

[(1, 20171195), (5, 4034239), (11, 1833745), (55, 366749), (137, 147235), (685, 29447), (1507, 13385), (2677, 7535)]