20426217287

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{321617}}^1$

素因数の和:321878

約数の個数: 16

約数和(自身を含む): 24000421632

約数和(自身を除く): 3574204345

約数列:

[1, 7, 43, 211, 301, 1477, 9073, 63511, 321617, 2251319, 13829531, 67861187, 96806717, 475028309, 2918031041, 20426217287]

約数ペア:

[(1, 20426217287), (7, 2918031041), (43, 475028309), (211, 96806717), (301, 67861187), (1477, 13829531), (9073, 2251319), (63511, 321617)]