20452819

素因数分解:

${\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 16

約数和(自身を含む): 22800960

約数和(自身を除く): 2348141

約数列:

[1, 17, 23, 181, 289, 391, 3077, 4163, 4913, 6647, 52309, 70771, 112999, 889253, 1203107, 20452819]

約数ペア:

[(1, 20452819), (17, 1203107), (23, 889253), (181, 112999), (289, 70771), (391, 52309), (3077, 6647), (4163, 4913)]