20783969297

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1033}}^1\times {\mathrm{9613}}^1$

素因数の和:10689

約数の個数: 32

約数和(自身を含む): 26721074688

約数和(自身を除く): 5937105391

約数列:

[1, 7, 13, 23, 91, 161, 299, 1033, 2093, 7231, 9613, 13429, 23759, 67291, 94003, 124969, 166313, 221099, 308867, 874783, 1547693, 2162069, 2874287, 9930229, 20120009, 69511603, 129092977, 228395267, 903650839, 1598766869, 2969138471, 20783969297]

約数ペア:

[(1, 20783969297), (7, 2969138471), (13, 1598766869), (23, 903650839), (91, 228395267), (161, 129092977), (299, 69511603), (1033, 20120009), (2093, 9930229), (7231, 2874287), (9613, 2162069), (13429, 1547693), (23759, 874783), (67291, 308867), (94003, 221099), (124969, 166313)]