18810253

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1279}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 23592960

約数和(自身を除く): 4782707

約数列:

[1, 7, 11, 77, 191, 1279, 1337, 2101, 8953, 14069, 14707, 98483, 244289, 1710023, 2687179, 18810253]

約数ペア:

[(1, 18810253), (7, 2687179), (11, 1710023), (77, 244289), (191, 98483), (1279, 14707), (1337, 14069), (2101, 8953)]