20415040910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185591281}}^1$

素因数の和:185591299

約数の個数: 16

約数和(自身を含む): 40087716912

約数和(自身を除く): 19672676002

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185591281, 371182562, 927956405, 1855912810, 2041504091, 4083008182, 10207520455, 20415040910]

約数ペア:

[(1, 20415040910), (2, 10207520455), (5, 4083008182), (10, 2041504091), (11, 1855912810), (22, 927956405), (55, 371182562), (110, 185591281)]