20940491523

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1033}}^1\times {\mathrm{56783}}^1$

素因数の和:57843

約数の個数: 32

約数和(自身を含む): 33819641856

約数和(自身を除く): 12879150333

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1033, 3099, 7231, 17561, 21693, 52683, 56783, 122927, 170349, 368781, 397481, 965311, 1192443, 2895933, 6757177, 20271531, 58656839, 175970517, 410597873, 997166263, 1231793619, 2991498789, 6980163841, 20940491523]

約数ペア:

[(1, 20940491523), (3, 6980163841), (7, 2991498789), (17, 1231793619), (21, 997166263), (51, 410597873), (119, 175970517), (357, 58656839), (1033, 20271531), (3099, 6757177), (7231, 2895933), (17561, 1192443), (21693, 965311), (52683, 397481), (56783, 368781), (122927, 170349)]