20322675

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2203}}^1$

素因数の和:2260

約数の個数: 36

約数和(自身を含む): 37304904

約数和(自身を除く): 16982229

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1845, 2203, 3075, 6609, 9225, 11015, 19827, 33045, 55075, 90323, 99135, 165225, 270969, 451615, 495675, 812907, 1354845, 2258075, 4064535, 6774225, 20322675]

約数ペア:

[(1, 20322675), (3, 6774225), (5, 4064535), (9, 2258075), (15, 1354845), (25, 812907), (41, 495675), (45, 451615), (75, 270969), (123, 165225), (205, 99135), (225, 90323), (369, 55075), (615, 33045), (1025, 19827), (1845, 11015), (2203, 9225), (3075, 6609)]