18515481

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2069}}^1$

素因数の和:2248

約数の個数: 16

約数和(自身を含む): 26164800

約数和(自身を除く): 7649319

約数列:

[1, 3, 19, 57, 157, 471, 2069, 2983, 6207, 8949, 39311, 117933, 324833, 974499, 6171827, 18515481]

約数ペア:

[(1, 18515481), (3, 6171827), (19, 974499), (57, 324833), (157, 117933), (471, 39311), (2069, 8949), (2983, 6207)]