18840029

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 21655872

約数和(自身を除く): 2815843

約数列:

[1, 13, 17, 163, 221, 523, 2119, 2771, 6799, 8891, 36023, 85249, 115583, 1108237, 1449233, 18840029]

約数ペア:

[(1, 18840029), (13, 1449233), (17, 1108237), (163, 115583), (221, 85249), (523, 36023), (2119, 8891), (2771, 6799)]