20208978865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{366869}}^1$

素因数の和:367376

約数の個数: 16

約数和(自身を含む): 25358054400

約数和(自身を除く): 5149075535

約数列:

[1, 5, 23, 115, 479, 2395, 11017, 55085, 366869, 1834345, 8437987, 42189935, 175730251, 878651255, 4041795773, 20208978865]

約数ペア:

[(1, 20208978865), (5, 4041795773), (23, 878651255), (115, 175730251), (479, 42189935), (2395, 8437987), (11017, 1834345), (55085, 366869)]