20194994510

素因数分解:

$2^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{2566073}}^1$

素因数の和:2566867

約数の個数: 16

約数和(自身を含む): 36397193616

約数和(自身を除く): 16202199106

約数列:

[1, 2, 5, 10, 787, 1574, 3935, 7870, 2566073, 5132146, 12830365, 25660730, 2019499451, 4038998902, 10097497255, 20194994510]

約数ペア:

[(1, 20194994510), (2, 10097497255), (5, 4038998902), (10, 2019499451), (787, 25660730), (1574, 12830365), (3935, 5132146), (7870, 2566073)]