20921860294

素因数分解:

$2^1\times {\mathrm{569}}^1\times {\mathrm{1933}}^1\times {\mathrm{9511}}^1$

素因数の和:12015

約数の個数: 16

約数和(自身を含む): 31457515680

約数和(自身を除く): 10535655386

約数列:

[1, 2, 569, 1138, 1933, 3866, 9511, 19022, 1099877, 2199754, 5411759, 10823518, 18384763, 36769526, 10460930147, 20921860294]

約数ペア:

[(1, 20921860294), (2, 10460930147), (569, 36769526), (1138, 18384763), (1933, 10823518), (3866, 5411759), (9511, 2199754), (19022, 1099877)]