19942710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664757}}^1$

素因数の和:664767

約数の個数: 16

約数和(自身を含む): 47862576

約数和(自身を除く): 27919866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664757, 1329514, 1994271, 3323785, 3988542, 6647570, 9971355, 19942710]

約数ペア:

[(1, 19942710), (2, 9971355), (3, 6647570), (5, 3988542), (6, 3323785), (10, 1994271), (15, 1329514), (30, 664757)]