18486905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11447}}^1$

素因数の和:11488

約数の個数: 16

約数和(自身を含む): 24727680

約数和(自身を除く): 6240775

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 11447, 57235, 194599, 217493, 972995, 1087465, 3697381, 18486905]

約数ペア:

[(1, 18486905), (5, 3697381), (17, 1087465), (19, 972995), (85, 217493), (95, 194599), (323, 57235), (1615, 11447)]