13019180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34261}}^1$

素因数の和:34289

約数の個数: 24

約数和(自身を含む): 28780080

約数和(自身を除く): 15760900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 34261, 68522, 137044, 171305, 342610, 650959, 685220, 1301918, 2603836, 3254795, 6509590, 13019180]

約数ペア:

[(1, 13019180), (2, 6509590), (4, 3254795), (5, 2603836), (10, 1301918), (19, 685220), (20, 650959), (38, 342610), (76, 171305), (95, 137044), (190, 68522), (380, 34261)]