20674455

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33617}}^1$

素因数の和:33666

約数の個数: 16

約数和(自身を含む): 33886944

約数和(自身を除く): 13212489

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 33617, 100851, 168085, 504255, 1378297, 4134891, 6891485, 20674455]

約数ペア:

[(1, 20674455), (3, 6891485), (5, 4134891), (15, 1378297), (41, 504255), (123, 168085), (205, 100851), (615, 33617)]