19728378082

素因数分解:

$2^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{990281}}^1$

素因数の和:991713

約数の個数: 16

約数和(自身を含む): 33843877632

約数和(自身を除く): 14115499550

約数列:

[1, 2, 7, 14, 1423, 2846, 9961, 19922, 990281, 1980562, 6931967, 13863934, 1409169863, 2818339726, 9864189041, 19728378082]

約数ペア:

[(1, 19728378082), (2, 9864189041), (7, 2818339726), (14, 1409169863), (1423, 13863934), (2846, 6931967), (9961, 1980562), (19922, 990281)]