20236590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20441}}^1$

素因数の和:20465

約数の個数: 48

約数和(自身を含む): 57401136

約数和(自身を除く): 37164546

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20441, 40882, 61323, 102205, 122646, 183969, 204410, 224851, 306615, 367938, 449702, 613230, 674553, 919845, 1124255, 1349106, 1839690, 2023659, 2248510, 3372765, 4047318, 6745530, 10118295, 20236590]

約数ペア:

[(1, 20236590), (2, 10118295), (3, 6745530), (5, 4047318), (6, 3372765), (9, 2248510), (10, 2023659), (11, 1839690), (15, 1349106), (18, 1124255), (22, 919845), (30, 674553), (33, 613230), (45, 449702), (55, 367938), (66, 306615), (90, 224851), (99, 204410), (110, 183969), (165, 122646), (198, 102205), (330, 61323), (495, 40882), (990, 20441)]