18216603

素因数分解:

$3^3\times {\mathrm{443}}^1\times {\mathrm{1523}}^1$

素因数の和:1975

約数の個数: 16

約数和(自身を含む): 27066240

約数和(自身を除く): 8849637

約数列:

[1, 3, 9, 27, 443, 1329, 1523, 3987, 4569, 11961, 13707, 41121, 674689, 2024067, 6072201, 18216603]

約数ペア:

[(1, 18216603), (3, 6072201), (9, 2024067), (27, 674689), (443, 41121), (1329, 13707), (1523, 11961), (3987, 4569)]