20811442905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42043319}}^1$

素因数の和:42043341

約数の個数: 24

約数和(自身を含む): 39352547520

約数和(自身を除く): 18541104615

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 42043319, 126129957, 210216595, 378389871, 462476509, 630649785, 1387429527, 1891949355, 2312382545, 4162288581, 6937147635, 20811442905]

約数ペア:

[(1, 20811442905), (3, 6937147635), (5, 4162288581), (9, 2312382545), (11, 1891949355), (15, 1387429527), (33, 630649785), (45, 462476509), (55, 378389871), (99, 210216595), (165, 126129957), (495, 42043319)]