19067780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7507}}^1$

素因数の和:7643

約数の個数: 24

約数和(自身を含む): 40363008

約数和(自身を除く): 21295228

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7507, 15014, 30028, 37535, 75070, 150140, 953389, 1906778, 3813556, 4766945, 9533890, 19067780]

約数ペア:

[(1, 19067780), (2, 9533890), (4, 4766945), (5, 3813556), (10, 1906778), (20, 953389), (127, 150140), (254, 75070), (508, 37535), (635, 30028), (1270, 15014), (2540, 7507)]