20444493

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1637}}^1$

素因数の和:1844

約数の個数: 16

約数和(自身を含む): 28619136

約数和(自身を除く): 8174643

約数列:

[1, 3, 23, 69, 181, 543, 1637, 4163, 4911, 12489, 37651, 112953, 296297, 888891, 6814831, 20444493]

約数ペア:

[(1, 20444493), (3, 6814831), (23, 888891), (69, 296297), (181, 112953), (543, 37651), (1637, 12489), (4163, 4911)]