20181087778

素因数分解:

$2^1\times {\mathrm{1531}}^1\times {\mathrm{1597}}^1\times {\mathrm{4127}}^1$

素因数の和:7257

約数の個数: 16

約数和(自身を含む): 30317716224

約数和(自身を除く): 10136628446

約数列:

[1, 2, 1531, 1597, 3062, 3194, 4127, 8254, 2445007, 4890014, 6318437, 6590819, 12636874, 13181638, 10090543889, 20181087778]

約数ペア:

[(1, 20181087778), (2, 10090543889), (1531, 13181638), (1597, 12636874), (3062, 6590819), (3194, 6318437), (4127, 4890014), (8254, 2445007)]