2011990885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{85453}}^1$

素因数の和:85752

約数の個数: 16

約数和(自身を含む): 2565670896

約数和(自身を除く): 553680011

約数列:

[1, 5, 17, 85, 277, 1385, 4709, 23545, 85453, 427265, 1452701, 7263505, 23670481, 118352405, 402398177, 2011990885]

約数ペア:

[(1, 2011990885), (5, 402398177), (17, 118352405), (85, 23670481), (277, 7263505), (1385, 1452701), (4709, 427265), (23545, 85453)]