20261838

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{47563}}^1$

素因数の和:47639

約数の個数: 16

約数和(自身を含む): 41095296

約数和(自身を除く): 20833458

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 47563, 95126, 142689, 285378, 3376973, 6753946, 10130919, 20261838]

約数ペア:

[(1, 20261838), (2, 10130919), (3, 6753946), (6, 3376973), (71, 285378), (142, 142689), (213, 95126), (426, 47563)]