20605280272

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{2121631}}^1$

素因数の和:2122246

約数の個数: 20

約数和(自身を含む): 39988519936

約数和(自身を除く): 19383239664

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2428, 4856, 9712, 2121631, 4243262, 8486524, 16973048, 33946096, 1287830017, 2575660034, 5151320068, 10302640136, 20605280272]

約数ペア:

[(1, 20605280272), (2, 10302640136), (4, 5151320068), (8, 2575660034), (16, 1287830017), (607, 33946096), (1214, 16973048), (2428, 8486524), (4856, 4243262), (9712, 2121631)]