20085430

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18427}}^1$

素因数の和:18543

約数の個数: 16

約数和(自身を含む): 36487440

約数和(自身を除く): 16402010

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18427, 36854, 92135, 184270, 2008543, 4017086, 10042715, 20085430]

約数ペア:

[(1, 20085430), (2, 10042715), (5, 4017086), (10, 2008543), (109, 184270), (218, 92135), (545, 36854), (1090, 18427)]