18822970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81839}}^1$

素因数の和:81869

約数の個数: 16

約数和(自身を含む): 35354880

約数和(自身を除く): 16531910

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 81839, 163678, 409195, 818390, 1882297, 3764594, 9411485, 18822970]

約数ペア:

[(1, 18822970), (2, 9411485), (5, 3764594), (10, 1882297), (23, 818390), (46, 409195), (115, 163678), (230, 81839)]