18876399

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{863}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 26376192

約数和(自身を除く): 7499793

約数列:

[1, 3, 23, 69, 317, 863, 951, 2589, 7291, 19849, 21873, 59547, 273571, 820713, 6292133, 18876399]

約数ペア:

[(1, 18876399), (3, 6292133), (23, 820713), (69, 273571), (317, 59547), (863, 21873), (951, 19849), (2589, 7291)]