20186182820

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{951281}}^1$

素因数の和:952351

約数の個数: 24

約数和(自身を含む): 42430982328

約数和(自身を除く): 22244799508

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 4244, 5305, 10610, 21220, 951281, 1902562, 3805124, 4756405, 9512810, 19025620, 1009309141, 2018618282, 4037236564, 5046545705, 10093091410, 20186182820]

約数ペア:

[(1, 20186182820), (2, 10093091410), (4, 5046545705), (5, 4037236564), (10, 2018618282), (20, 1009309141), (1061, 19025620), (2122, 9512810), (4244, 4756405), (5305, 3805124), (10610, 1902562), (21220, 951281)]