20203490

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3863}}^1$

素因数の和:4393

約数の個数: 16

約数和(自身を含む): 36445248

約数和(自身を除く): 16241758

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 3863, 5230, 7726, 19315, 38630, 2020349, 4040698, 10101745, 20203490]

約数ペア:

[(1, 20203490), (2, 10101745), (5, 4040698), (10, 2020349), (523, 38630), (1046, 19315), (2615, 7726), (3863, 5230)]