18855147

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{109}}^2$

素因数の和:267

約数の個数: 18

約数和(自身を含む): 26524092

約数和(自身を除く): 7668945

約数列:

[1, 3, 23, 69, 109, 327, 529, 1587, 2507, 7521, 11881, 35643, 57661, 172983, 273263, 819789, 6285049, 18855147]

約数ペア:

[(1, 18855147), (3, 6285049), (23, 819789), (69, 273263), (109, 172983), (327, 57661), (529, 35643), (1587, 11881), (2507, 7521)]