20193994

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5449}}^1$

素因数の和:5577

約数の個数: 16

約数和(自身を含む): 32373000

約数和(自身を除く): 12179006

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5449, 10898, 92633, 185266, 593941, 1187882, 10096997, 20193994]

約数ペア:

[(1, 20193994), (2, 10096997), (17, 1187882), (34, 593941), (109, 185266), (218, 92633), (1853, 10898), (3706, 5449)]