20782062007

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{6287}}^1\times {\mathrm{15233}}^1$

素因数の和:21558

約数の個数: 16

約数和(自身を含む): 24522596352

約数和(自身を除く): 3740534345

約数列:

[1, 7, 31, 217, 6287, 15233, 44009, 106631, 194897, 472223, 1364279, 3305561, 95769871, 670389097, 2968866001, 20782062007]

約数ペア:

[(1, 20782062007), (7, 2968866001), (31, 670389097), (217, 95769871), (6287, 3305561), (15233, 1364279), (44009, 472223), (106631, 194897)]