20144025195

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{139121}}^1$

素因数の和:139340

約数の個数: 48

約数和(自身を含む): 37683141408

約数和(自身を除く): 17539116213

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 197, 245, 591, 735, 985, 1379, 2955, 4137, 6895, 9653, 20685, 28959, 48265, 139121, 144795, 417363, 695605, 973847, 2086815, 2921541, 4869235, 6816929, 14607705, 20450787, 27406837, 34084645, 82220511, 102253935, 137034185, 191847859, 411102555, 575543577, 959239295, 1342935013, 2877717885, 4028805039, 6714675065, 20144025195]

約数ペア:

[(1, 20144025195), (3, 6714675065), (5, 4028805039), (7, 2877717885), (15, 1342935013), (21, 959239295), (35, 575543577), (49, 411102555), (105, 191847859), (147, 137034185), (197, 102253935), (245, 82220511), (591, 34084645), (735, 27406837), (985, 20450787), (1379, 14607705), (2955, 6816929), (4137, 4869235), (6895, 2921541), (9653, 2086815), (20685, 973847), (28959, 695605), (48265, 417363), (139121, 144795)]