18780099

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1087}}^1$

素因数の和:1546

約数の個数: 16

約数和(自身を含む): 27052032

約数和(自身を除く): 8271933

約数列:

[1, 3, 13, 39, 443, 1087, 1329, 3261, 5759, 14131, 17277, 42393, 481541, 1444623, 6260033, 18780099]

約数ペア:

[(1, 18780099), (3, 6260033), (13, 1444623), (39, 481541), (443, 42393), (1087, 17277), (1329, 14131), (3261, 5759)]