18947002

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1009}}^1$

素因数の和:1281

約数の個数: 16

約数和(自身を含む): 29269800

約数和(自身を除く): 10322798

約数列:

[1, 2, 41, 82, 229, 458, 1009, 2018, 9389, 18778, 41369, 82738, 231061, 462122, 9473501, 18947002]

約数ペア:

[(1, 18947002), (2, 9473501), (41, 462122), (82, 231061), (229, 82738), (458, 41369), (1009, 18778), (2018, 9389)]