13691420

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3547}}^1$

素因数の和:3749

約数の個数: 24

約数和(自身を含む): 28909104

約数和(自身を除く): 15217684

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3547, 3860, 7094, 14188, 17735, 35470, 70940, 684571, 1369142, 2738284, 3422855, 6845710, 13691420]

約数ペア:

[(1, 13691420), (2, 6845710), (4, 3422855), (5, 2738284), (10, 1369142), (20, 684571), (193, 70940), (386, 35470), (772, 17735), (965, 14188), (1930, 7094), (3547, 3860)]