20794459

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 24862720

約数和(自身を除く): 4068261

約数列:

[1, 7, 31, 79, 217, 553, 1213, 2449, 8491, 17143, 37603, 95827, 263221, 670789, 2970637, 20794459]

約数ペア:

[(1, 20794459), (7, 2970637), (31, 670789), (79, 263221), (217, 95827), (553, 37603), (1213, 17143), (2449, 8491)]