19788445

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 24639552

約数和(自身を除く): 4851107

約数列:

[1, 5, 41, 83, 205, 415, 1163, 3403, 5815, 17015, 47683, 96529, 238415, 482645, 3957689, 19788445]

約数ペア:

[(1, 19788445), (5, 3957689), (41, 482645), (83, 238415), (205, 96529), (415, 47683), (1163, 17015), (3403, 5815)]