18811130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144701}}^1$

素因数の和:144721

約数の個数: 16

約数和(自身を含む): 36464904

約数和(自身を除く): 17653774

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 144701, 289402, 723505, 1447010, 1881113, 3762226, 9405565, 18811130]

約数ペア:

[(1, 18811130), (2, 9405565), (5, 3762226), (10, 1881113), (13, 1447010), (26, 723505), (65, 289402), (130, 144701)]