18816530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{3557}}^1$

素因数の和:3610

約数の個数: 24

約数和(自身を含む): 35416332

約数和(自身を除く): 16599802

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 529, 1058, 2645, 3557, 5290, 7114, 17785, 35570, 81811, 163622, 409055, 818110, 1881653, 3763306, 9408265, 18816530]

約数ペア:

[(1, 18816530), (2, 9408265), (5, 3763306), (10, 1881653), (23, 818110), (46, 409055), (115, 163622), (230, 81811), (529, 35570), (1058, 17785), (2645, 7114), (3557, 5290)]