20208713905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1612183}}^1$

素因数の和:1612320

約数の個数: 16

約数和(自身を含む): 25536994560

約数和(自身を除く): 5328280655

約数列:

[1, 5, 23, 109, 115, 545, 2507, 12535, 1612183, 8060915, 37080209, 175727947, 185401045, 878639735, 4041742781, 20208713905]

約数ペア:

[(1, 20208713905), (5, 4041742781), (23, 878639735), (109, 185401045), (115, 175727947), (545, 37080209), (2507, 8060915), (12535, 1612183)]