20747670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{691589}}^1$

素因数の和:691599

約数の個数: 16

約数和(自身を含む): 49794480

約数和(自身を除く): 29046810

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 691589, 1383178, 2074767, 3457945, 4149534, 6915890, 10373835, 20747670]

約数ペア:

[(1, 20747670), (2, 10373835), (3, 6915890), (5, 4149534), (6, 3457945), (10, 2074767), (15, 1383178), (30, 691589)]