18544994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41957}}^1$

素因数の和:41989

約数の個数: 16

約数和(自身を含む): 31720248

約数和(自身を除く): 13175254

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 41957, 83914, 545441, 713269, 1090882, 1426538, 9272497, 18544994]

約数ペア:

[(1, 18544994), (2, 9272497), (13, 1426538), (17, 1090882), (26, 713269), (34, 545441), (221, 83914), (442, 41957)]