20123409621

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2244163}}^1$

素因数の和:2244241

約数の個数: 24

約数和(自身を含む): 31723502304

約数和(自身を除く): 11600092683

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 2244163, 6732489, 15709141, 47127423, 109963987, 136893943, 329891961, 410681829, 958257601, 2874772803, 6707803207, 20123409621]

約数ペア:

[(1, 20123409621), (3, 6707803207), (7, 2874772803), (21, 958257601), (49, 410681829), (61, 329891961), (147, 136893943), (183, 109963987), (427, 47127423), (1281, 15709141), (2989, 6732489), (8967, 2244163)]