20671629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8581}}^1$

素因数の和:8668

約数の個数: 16

約数和(自身を含む): 30483264

約数和(自身を除く): 9811635

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 8581, 25743, 94391, 283173, 626413, 1879239, 6890543, 20671629]

約数ペア:

[(1, 20671629), (3, 6890543), (11, 1879239), (33, 626413), (73, 283173), (219, 94391), (803, 25743), (2409, 8581)]