13888913128

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{1289}}^1\times {\mathrm{8263}}^1$

素因数の和:9721

約数の個数: 32

約数和(自身を含む): 26224977600

約数和(自身を除く): 12336064472

約数列:

[1, 2, 4, 8, 163, 326, 652, 1289, 1304, 2578, 5156, 8263, 10312, 16526, 33052, 66104, 210107, 420214, 840428, 1346869, 1680856, 2693738, 5387476, 10651007, 10774952, 21302014, 42604028, 85208056, 1736114141, 3472228282, 6944456564, 13888913128]

約数ペア:

[(1, 13888913128), (2, 6944456564), (4, 3472228282), (8, 1736114141), (163, 85208056), (326, 42604028), (652, 21302014), (1289, 10774952), (1304, 10651007), (2578, 5387476), (5156, 2693738), (8263, 1680856), (10312, 1346869), (16526, 840428), (33052, 420214), (66104, 210107)]