28557782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11909}}^1$

素因数の和:12031

約数の個数: 16

約数和(自身を含む): 47163600

約数和(自身を除く): 18605818

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 11909, 23818, 130999, 261998, 1298081, 2596162, 14278891, 28557782]

約数ペア:

[(1, 28557782), (2, 14278891), (11, 2596162), (22, 1298081), (109, 261998), (218, 130999), (1199, 23818), (2398, 11909)]