19568956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10343}}^1$

素因数の和:10401

約数の個数: 24

約数和(自身を含む): 38231424

約数和(自身を除く): 18662468

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10343, 20686, 41372, 113773, 227546, 444749, 455092, 889498, 1778996, 4892239, 9784478, 19568956]

約数ペア:

[(1, 19568956), (2, 9784478), (4, 4892239), (11, 1778996), (22, 889498), (43, 455092), (44, 444749), (86, 227546), (172, 113773), (473, 41372), (946, 20686), (1892, 10343)]