19786070

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2153}}^1$

素因数の和:3079

約数の個数: 16

約数和(自身を含む): 35670240

約数和(自身を除く): 15884170

約数列:

[1, 2, 5, 10, 919, 1838, 2153, 4306, 4595, 9190, 10765, 21530, 1978607, 3957214, 9893035, 19786070]

約数ペア:

[(1, 19786070), (2, 9893035), (5, 3957214), (10, 1978607), (919, 21530), (1838, 10765), (2153, 9190), (4306, 4595)]