19139518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{5261}}^1$

素因数の和:5387

約数の個数: 16

約数和(自身を含む): 30687984

約数和(自身を除く): 11548466

約数列:

[1, 2, 17, 34, 107, 214, 1819, 3638, 5261, 10522, 89437, 178874, 562927, 1125854, 9569759, 19139518]

約数ペア:

[(1, 19139518), (2, 9569759), (17, 1125854), (34, 562927), (107, 178874), (214, 89437), (1819, 10522), (3638, 5261)]