20146931

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 23930880

約数和(自身を除く): 3783949

約数列:

[1, 7, 31, 217, 227, 409, 1589, 2863, 7037, 12679, 49259, 88753, 92843, 649901, 2878133, 20146931]

約数ペア:

[(1, 20146931), (7, 2878133), (31, 649901), (217, 92843), (227, 88753), (409, 49259), (1589, 12679), (2863, 7037)]