18753027

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1571}}^1$

素因数の和:1770

約数の個数: 16

約数和(自身を含む): 26258688

約数和(自身を除く): 7505661

約数列:

[1, 3, 23, 69, 173, 519, 1571, 3979, 4713, 11937, 36133, 108399, 271783, 815349, 6251009, 18753027]

約数ペア:

[(1, 18753027), (3, 6251009), (23, 815349), (69, 271783), (173, 108399), (519, 36133), (1571, 11937), (3979, 4713)]