20243699

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1754

約数の個数: 16

約数和(自身を含む): 24281088

約数和(自身を除く): 4037389

約数列:

[1, 7, 37, 47, 259, 329, 1663, 1739, 11641, 12173, 61531, 78161, 430717, 547127, 2891957, 20243699]

約数ペア:

[(1, 20243699), (7, 2891957), (37, 547127), (47, 430717), (259, 78161), (329, 61531), (1663, 12173), (1739, 11641)]