20654248

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{43759}}^1$

素因数の和:43824

約数の個数: 16

約数和(自身を含む): 39384000

約数和(自身を除く): 18729752

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 43759, 87518, 175036, 350072, 2581781, 5163562, 10327124, 20654248]

約数ペア:

[(1, 20654248), (2, 10327124), (4, 5163562), (8, 2581781), (59, 350072), (118, 175036), (236, 87518), (472, 43759)]