20190070

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18523}}^1$

素因数の和:18639

約数の個数: 16

約数和(自身を含む): 36677520

約数和(自身を除く): 16487450

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18523, 37046, 92615, 185230, 2019007, 4038014, 10095035, 20190070]

約数ペア:

[(1, 20190070), (2, 10095035), (5, 4038014), (10, 2019007), (109, 185230), (218, 92615), (545, 37046), (1090, 18523)]