20177761644

素因数分解:

$2^2\times 3^2\times {\mathrm{560493379}}^1$

素因数の和:560493389

約数の個数: 18

約数和(自身を含む): 51004897580

約数和(自身を除く): 30827135936

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560493379, 1120986758, 1681480137, 2241973516, 3362960274, 5044440411, 6725920548, 10088880822, 20177761644]

約数ペア:

[(1, 20177761644), (2, 10088880822), (3, 6725920548), (4, 5044440411), (6, 3362960274), (9, 2241973516), (12, 1681480137), (18, 1120986758), (36, 560493379)]