18266140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39709}}^1$

素因数の和:39741

約数の個数: 24

約数和(自身を含む): 40027680

約数和(自身を除く): 21761540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 39709, 79418, 158836, 198545, 397090, 794180, 913307, 1826614, 3653228, 4566535, 9133070, 18266140]

約数ペア:

[(1, 18266140), (2, 9133070), (4, 4566535), (5, 3653228), (10, 1826614), (20, 913307), (23, 794180), (46, 397090), (92, 198545), (115, 158836), (230, 79418), (460, 39709)]