18861154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7043}}^1$

素因数の和:7161

約数の個数: 16

約数和(自身を含む): 30768192

約数和(自身を除く): 11907038

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7043, 14086, 91559, 183118, 725429, 1450858, 9430577, 18861154]

約数ペア:

[(1, 18861154), (2, 9430577), (13, 1450858), (26, 725429), (103, 183118), (206, 91559), (1339, 14086), (2678, 7043)]