20087811

素因数分解:

$3^3\times {\mathrm{449}}^1\times {\mathrm{1657}}^1$

素因数の和:2115

約数の個数: 16

約数和(自身を含む): 29844000

約数和(自身を除く): 9756189

約数列:

[1, 3, 9, 27, 449, 1347, 1657, 4041, 4971, 12123, 14913, 44739, 743993, 2231979, 6695937, 20087811]

約数ペア:

[(1, 20087811), (3, 6695937), (9, 2231979), (27, 743993), (449, 44739), (1347, 14913), (1657, 12123), (4041, 4971)]