18309109

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1163}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 22684032

約数和(自身を除く): 4374923

約数列:

[1, 7, 13, 91, 173, 1163, 1211, 2249, 8141, 15119, 15743, 105833, 201199, 1408393, 2615587, 18309109]

約数ペア:

[(1, 18309109), (7, 2615587), (13, 1408393), (91, 201199), (173, 105833), (1163, 15743), (1211, 15119), (2249, 8141)]