18733846

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:747

約数の個数: 16

約数和(自身を含む): 28574208

約数和(自身を除く): 9840362

約数列:

[1, 2, 103, 206, 211, 422, 431, 862, 21733, 43466, 44393, 88786, 90941, 181882, 9366923, 18733846]

約数ペア:

[(1, 18733846), (2, 9366923), (103, 181882), (206, 90941), (211, 88786), (422, 44393), (431, 43466), (862, 21733)]