17939570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2297}}^1$

素因数の和:2386

約数の個数: 32

約数和(自身を含む): 35738496

約数和(自身を除く): 17798926

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 2297, 3905, 4594, 7810, 11485, 22970, 25267, 50534, 126335, 163087, 252670, 326174, 815435, 1630870, 1793957, 3587914, 8969785, 17939570]

約数ペア:

[(1, 17939570), (2, 8969785), (5, 3587914), (10, 1793957), (11, 1630870), (22, 815435), (55, 326174), (71, 252670), (110, 163087), (142, 126335), (355, 50534), (710, 25267), (781, 22970), (1562, 11485), (2297, 7810), (3905, 4594)]