18088580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39323}}^1$

素因数の和:39355

約数の個数: 24

約数和(自身を含む): 39638592

約数和(自身を除く): 21550012

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39323, 78646, 157292, 196615, 393230, 786460, 904429, 1808858, 3617716, 4522145, 9044290, 18088580]

約数ペア:

[(1, 18088580), (2, 9044290), (4, 4522145), (5, 3617716), (10, 1808858), (20, 904429), (23, 786460), (46, 393230), (92, 196615), (115, 157292), (230, 78646), (460, 39323)]