2021839352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19440763}}^1$

素因数の和:19440782

約数の個数: 16

約数和(自身を含む): 4082560440

約数和(自身を除く): 2060721088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19440763, 38881526, 77763052, 155526104, 252729919, 505459838, 1010919676, 2021839352]

約数ペア:

[(1, 2021839352), (2, 1010919676), (4, 505459838), (8, 252729919), (13, 155526104), (26, 77763052), (52, 38881526), (104, 19440763)]