19732090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281887}}^1$

素因数の和:281901

約数の個数: 16

約数和(自身を含む): 40591872

約数和(自身を除く): 20859782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281887, 563774, 1409435, 1973209, 2818870, 3946418, 9866045, 19732090]

約数ペア:

[(1, 19732090), (2, 9866045), (5, 3946418), (7, 2818870), (10, 1973209), (14, 1409435), (35, 563774), (70, 281887)]