19906689

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{14713}}^1$

素因数の和:14768

約数の個数: 16

約数和(自身を含む): 29663424

約数和(自身を除く): 9756735

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 14713, 44139, 161843, 485529, 603233, 1809699, 6635563, 19906689]

約数ペア:

[(1, 19906689), (3, 6635563), (11, 1809699), (33, 603233), (41, 485529), (123, 161843), (451, 44139), (1353, 14713)]