20844495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{66173}}^1$

素因数の和:66191

約数の個数: 24

約数和(自身を含む): 41292576

約数和(自身を除く): 20448081

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 66173, 198519, 330865, 463211, 595557, 992595, 1389633, 2316055, 2977785, 4168899, 6948165, 20844495]

約数ペア:

[(1, 20844495), (3, 6948165), (5, 4168899), (7, 2977785), (9, 2316055), (15, 1389633), (21, 992595), (35, 595557), (45, 463211), (63, 330865), (105, 198519), (315, 66173)]