19807130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{282959}}^1$

素因数の和:282973

約数の個数: 16

約数和(自身を含む): 40746240

約数和(自身を除く): 20939110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 282959, 565918, 1414795, 1980713, 2829590, 3961426, 9903565, 19807130]

約数ペア:

[(1, 19807130), (2, 9903565), (5, 3961426), (7, 2829590), (10, 1980713), (14, 1414795), (35, 565918), (70, 282959)]