19792265

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 24364800

約数和(自身を除く): 4572535

約数列:

[1, 5, 79, 89, 395, 445, 563, 2815, 7031, 35155, 44477, 50107, 222385, 250535, 3958453, 19792265]

約数ペア:

[(1, 19792265), (5, 3958453), (79, 250535), (89, 222385), (395, 50107), (445, 44477), (563, 35155), (2815, 7031)]