20386927

素因数分解:

${\mathrm{11}}^3\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 24

約数和(自身を含む): 24270192

約数和(自身を除く): 3883265

約数列:

[1, 11, 17, 53, 121, 187, 289, 583, 901, 1331, 2057, 3179, 6413, 9911, 15317, 22627, 34969, 70543, 109021, 168487, 384659, 1199231, 1853357, 20386927]

約数ペア:

[(1, 20386927), (11, 1853357), (17, 1199231), (53, 384659), (121, 168487), (187, 109021), (289, 70543), (583, 34969), (901, 22627), (1331, 15317), (2057, 9911), (3179, 6413)]