18913966

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1$

素因数の和:999

約数の個数: 16

約数和(自身を含む): 28984320

約数和(自身を除く): 10070354

約数列:

[1, 2, 67, 134, 191, 382, 739, 1478, 12797, 25594, 49513, 99026, 141149, 282298, 9456983, 18913966]

約数ペア:

[(1, 18913966), (2, 9456983), (67, 282298), (134, 141149), (191, 99026), (382, 49513), (739, 25594), (1478, 12797)]