20159765

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1151}}^1$

素因数の和:1300

約数の個数: 16

約数和(自身を含む): 25214976

約数和(自身を除く): 5055211

約数列:

[1, 5, 31, 113, 155, 565, 1151, 3503, 5755, 17515, 35681, 130063, 178405, 650315, 4031953, 20159765]

約数ペア:

[(1, 20159765), (5, 4031953), (31, 650315), (113, 178405), (155, 130063), (565, 35681), (1151, 17515), (3503, 5755)]