20914910

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{35449}}^1$

素因数の和:35515

約数の個数: 16

約数和(自身を含む): 38286000

約数和(自身を除く): 17371090

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 35449, 70898, 177245, 354490, 2091491, 4182982, 10457455, 20914910]

約数ペア:

[(1, 20914910), (2, 10457455), (5, 4182982), (10, 2091491), (59, 354490), (118, 177245), (295, 70898), (590, 35449)]