205123772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{385571}}^1$

素因数の和:385601

約数の個数: 24

約数和(自身を含む): 431840640

約数和(自身を除く): 226716868

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 385571, 771142, 1542284, 2698997, 5397994, 7325849, 10795988, 14651698, 29303396, 51280943, 102561886, 205123772]

約数ペア:

[(1, 205123772), (2, 102561886), (4, 51280943), (7, 29303396), (14, 14651698), (19, 10795988), (28, 7325849), (38, 5397994), (76, 2698997), (133, 1542284), (266, 771142), (532, 385571)]