19429670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149459}}^1$

素因数の和:149479

約数の個数: 16

約数和(自身を含む): 37663920

約数和(自身を除く): 18234250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149459, 298918, 747295, 1494590, 1942967, 3885934, 9714835, 19429670]

約数ペア:

[(1, 19429670), (2, 9714835), (5, 3885934), (10, 1942967), (13, 1494590), (26, 747295), (65, 298918), (130, 149459)]