20113089215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{761}}^1\times {\mathrm{1301}}^1$

素因数の和:2323

約数の個数: 32

約数和(自身を含む): 25715854080

約数和(自身を除く): 5602764865

約数列:

[1, 5, 17, 85, 239, 761, 1195, 1301, 3805, 4063, 6505, 12937, 20315, 22117, 64685, 110585, 181879, 310939, 909395, 990061, 1554695, 3091943, 4950305, 5285963, 15459715, 16831037, 26429815, 84155185, 236624579, 1183122895, 4022617843, 20113089215]

約数ペア:

[(1, 20113089215), (5, 4022617843), (17, 1183122895), (85, 236624579), (239, 84155185), (761, 26429815), (1195, 16831037), (1301, 15459715), (3805, 5285963), (4063, 4950305), (6505, 3091943), (12937, 1554695), (20315, 990061), (22117, 909395), (64685, 310939), (110585, 181879)]