20137590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20341}}^1$

素因数の和:20365

約数の個数: 48

約数和(自身を含む): 57120336

約数和(自身を除く): 36982746

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, 20341, 40682, 61023, 101705, 122046, 183069, 203410, 223751, 305115, 366138, 447502, 610230, 671253, 915345, 1118755, 1342506, 1830690, 2013759, 2237510, 3356265, 4027518, 6712530, 10068795, 20137590]

約数ペア:

[(1, 20137590), (2, 10068795), (3, 6712530), (5, 4027518), (6, 3356265), (9, 2237510), (10, 2013759), (11, 1830690), (15, 1342506), (18, 1118755), (22, 915345), (30, 671253), (33, 610230), (45, 447502), (55, 366138), (66, 305115), (90, 223751), (99, 203410), (110, 183069), (165, 122046), (198, 101705), (330, 61023), (495, 40682), (990, 20341)]