18173817

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{30139}}^1$

素因数の和:30212

約数の個数: 12

約数和(自身を含む): 26643760

約数和(自身を除く): 8469943

約数列:

[1, 3, 9, 67, 201, 603, 30139, 90417, 271251, 2019313, 6057939, 18173817]

約数ペア:

[(1, 18173817), (3, 6057939), (9, 2019313), (67, 271251), (201, 90417), (603, 30139)]