20165765081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{82021}}^1$

素因数の和:82173

約数の個数: 32

約数和(自身を含む): 26205044736

約数和(自身を除く): 6039279655

約数列:

[1, 7, 11, 31, 77, 103, 217, 341, 721, 1133, 2387, 3193, 7931, 22351, 35123, 82021, 245861, 574147, 902231, 2542651, 6315617, 8448163, 17798557, 27969161, 59137141, 92929793, 195784127, 261893053, 650508551, 1833251371, 2880823583, 20165765081]

約数ペア:

[(1, 20165765081), (7, 2880823583), (11, 1833251371), (31, 650508551), (77, 261893053), (103, 195784127), (217, 92929793), (341, 59137141), (721, 27969161), (1133, 17798557), (2387, 8448163), (3193, 6315617), (7931, 2542651), (22351, 902231), (35123, 574147), (82021, 245861)]