20145433

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4289}}^1$

素因数の和:4368

約数の個数: 16

約数和(自身を含む): 25534080

約数和(自身を除く): 5388647

約数列:

[1, 7, 11, 61, 77, 427, 671, 4289, 4697, 30023, 47179, 261629, 330253, 1831403, 2877919, 20145433]

約数ペア:

[(1, 20145433), (7, 2877919), (11, 1831403), (61, 330253), (77, 261629), (427, 47179), (671, 30023), (4289, 4697)]