18958281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1481}}^1$

素因数の和:1752

約数の個数: 16

約数和(自身を含む): 26889408

約数和(自身を除く): 7931127

約数列:

[1, 3, 17, 51, 251, 753, 1481, 4267, 4443, 12801, 25177, 75531, 371731, 1115193, 6319427, 18958281]

約数ペア:

[(1, 18958281), (3, 6319427), (17, 1115193), (51, 371731), (251, 75531), (753, 25177), (1481, 12801), (4267, 4443)]