18000579

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 24418944

約数和(自身を除く): 6418365

約数列:

[1, 3, 131, 163, 281, 393, 489, 843, 21353, 36811, 45803, 64059, 110433, 137409, 6000193, 18000579]

約数ペア:

[(1, 18000579), (3, 6000193), (131, 137409), (163, 110433), (281, 64059), (393, 45803), (489, 36811), (843, 21353)]