20193190

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25561}}^1$

素因数の和:25647

約数の個数: 16

約数和(自身を含む): 36809280

約数和(自身を除く): 16616090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25561, 51122, 127805, 255610, 2019319, 4038638, 10096595, 20193190]

約数ペア:

[(1, 20193190), (2, 10096595), (5, 4038638), (10, 2019319), (79, 255610), (158, 127805), (395, 51122), (790, 25561)]