20227316669

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{1087}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 25317411840

約数和(自身を除く): 5090095171

約数列:

[1, 7, 17, 49, 89, 119, 251, 623, 833, 1087, 1513, 1757, 4267, 4361, 7609, 10591, 12299, 18479, 22339, 29869, 53263, 74137, 96743, 129353, 156373, 209083, 272837, 379763, 677201, 905471, 1094611, 1644631, 1909859, 2658341, 4638229, 4740407, 11512417, 13369013, 18608387, 24282493, 32467603, 80586919, 169977451, 227273221, 412802381, 1189842157, 2889616667, 20227316669]

約数ペア:

[(1, 20227316669), (7, 2889616667), (17, 1189842157), (49, 412802381), (89, 227273221), (119, 169977451), (251, 80586919), (623, 32467603), (833, 24282493), (1087, 18608387), (1513, 13369013), (1757, 11512417), (4267, 4740407), (4361, 4638229), (7609, 2658341), (10591, 1909859), (12299, 1644631), (18479, 1094611), (22339, 905471), (29869, 677201), (53263, 379763), (74137, 272837), (96743, 209083), (129353, 156373)]