66513604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20353}}^1$

素因数の和:20419

約数の個数: 24

約数和(自身を含む): 125380640

約数和(自身を除く): 58867036

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 20353, 40706, 81412, 386707, 773414, 875179, 1546828, 1750358, 3500716, 16628401, 33256802, 66513604]

約数ペア:

[(1, 66513604), (2, 33256802), (4, 16628401), (19, 3500716), (38, 1750358), (43, 1546828), (76, 875179), (86, 773414), (172, 386707), (817, 81412), (1634, 40706), (3268, 20353)]