18550774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 32433696

約数和(自身を除く): 13882922

約数列:

[1, 2, 11, 17, 22, 34, 187, 193, 257, 374, 386, 514, 2123, 2827, 3281, 4246, 4369, 5654, 6562, 8738, 36091, 48059, 49601, 72182, 96118, 99202, 545611, 843217, 1091222, 1686434, 9275387, 18550774]

約数ペア:

[(1, 18550774), (2, 9275387), (11, 1686434), (17, 1091222), (22, 843217), (34, 545611), (187, 99202), (193, 96118), (257, 72182), (374, 49601), (386, 48059), (514, 36091), (2123, 8738), (2827, 6562), (3281, 5654), (4246, 4369)]