18685269

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{30089}}^1$

素因数の和:30121

約数の個数: 16

約数和(自身を含む): 28886400

約数和(自身を除く): 10201131

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 30089, 90267, 270801, 692047, 812403, 2076141, 6228423, 18685269]

約数ペア:

[(1, 18685269), (3, 6228423), (9, 2076141), (23, 812403), (27, 692047), (69, 270801), (207, 90267), (621, 30089)]