18106497

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9719}}^1$

素因数の和:9754

約数の個数: 20

約数和(自身を含む): 28226880

約数和(自身を除く): 10120383

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9719, 29157, 87471, 223537, 262413, 670611, 787239, 2011833, 6035499, 18106497]

約数ペア:

[(1, 18106497), (3, 6035499), (9, 2011833), (23, 787239), (27, 670611), (69, 262413), (81, 223537), (207, 87471), (621, 29157), (1863, 9719)]