20746236423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{285631}}^1$

素因数の和:285747

約数の個数: 32

約数和(自身を含む): 31588614144

約数和(自身を除く): 10842377721

約数列:

[1, 3, 11, 31, 33, 71, 93, 213, 341, 781, 1023, 2201, 2343, 6603, 24211, 72633, 285631, 856893, 3141941, 8854561, 9425823, 20279801, 26563683, 60839403, 97400171, 223077811, 292200513, 628673831, 669233433, 1886021493, 6915412141, 20746236423]

約数ペア:

[(1, 20746236423), (3, 6915412141), (11, 1886021493), (31, 669233433), (33, 628673831), (71, 292200513), (93, 223077811), (213, 97400171), (341, 60839403), (781, 26563683), (1023, 20279801), (2201, 9425823), (2343, 8854561), (6603, 3141941), (24211, 856893), (72633, 285631)]