17916620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47149}}^1$

素因数の和:47177

約数の個数: 24

約数和(自身を含む): 39606000

約数和(自身を除く): 21689380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47149, 94298, 188596, 235745, 471490, 895831, 942980, 1791662, 3583324, 4479155, 8958310, 17916620]

約数ペア:

[(1, 17916620), (2, 8958310), (4, 4479155), (5, 3583324), (10, 1791662), (19, 942980), (20, 895831), (38, 471490), (76, 235745), (95, 188596), (190, 94298), (380, 47149)]