19606865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{919}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 25038720

約数和(自身を除く): 5431855

約数列:

[1, 5, 17, 85, 251, 919, 1255, 4267, 4595, 15623, 21335, 78115, 230669, 1153345, 3921373, 19606865]

約数ペア:

[(1, 19606865), (5, 3921373), (17, 1153345), (85, 230669), (251, 78115), (919, 21335), (1255, 15623), (4267, 4595)]