19555255

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 24076800

約数和(自身を除く): 4521545

約数列:

[1, 5, 59, 151, 295, 439, 755, 2195, 8909, 25901, 44545, 66289, 129505, 331445, 3911051, 19555255]

約数ペア:

[(1, 19555255), (5, 3911051), (59, 331445), (151, 129505), (295, 66289), (439, 44545), (755, 25901), (2195, 8909)]