18489303

素因数分解:

$3^4\times 7^1\times {\mathrm{32609}}^1$

素因数の和:32628

約数の個数: 20

約数和(自身を含む): 31566480

約数和(自身を除く): 13077177

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32609, 97827, 228263, 293481, 684789, 880443, 2054367, 2641329, 6163101, 18489303]

約数ペア:

[(1, 18489303), (3, 6163101), (7, 2641329), (9, 2054367), (21, 880443), (27, 684789), (63, 293481), (81, 228263), (189, 97827), (567, 32609)]