18978033

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 25804800

約数和(自身を除く): 6826767

約数列:

[1, 3, 83, 199, 249, 383, 597, 1149, 16517, 31789, 49551, 76217, 95367, 228651, 6326011, 18978033]

約数ペア:

[(1, 18978033), (3, 6326011), (83, 228651), (199, 95367), (249, 76217), (383, 49551), (597, 31789), (1149, 16517)]