20868424

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{24379}}^1$

素因数の和:24492

約数の個数: 16

約数和(自身を含む): 39495600

約数和(自身を除く): 18627176

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 24379, 48758, 97516, 195032, 2608553, 5217106, 10434212, 20868424]

約数ペア:

[(1, 20868424), (2, 10434212), (4, 5217106), (8, 2608553), (107, 195032), (214, 97516), (428, 48758), (856, 24379)]