18743098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19813}}^1$

素因数の和:19869

約数の個数: 16

約数和(自身を含む): 31385376

約数和(自身を除く): 12642278

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 19813, 39626, 217943, 435886, 851959, 1703918, 9371549, 18743098]

約数ペア:

[(1, 18743098), (2, 9371549), (11, 1703918), (22, 851959), (43, 435886), (86, 217943), (473, 39626), (946, 19813)]