20123658866

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1\times {\mathrm{155821}}^1$

素因数の和:157937

約数の個数: 16

約数和(自身を含む): 31174372608

約数和(自身を除く): 11050713742

約数列:

[1, 2, 31, 62, 2083, 4166, 64573, 129146, 155821, 311642, 4830451, 9660902, 324575143, 649150286, 10061829433, 20123658866]

約数ペア:

[(1, 20123658866), (2, 10061829433), (31, 649150286), (62, 324575143), (2083, 9660902), (4166, 4830451), (64573, 311642), (129146, 155821)]