18664623

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2837}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 29220048

約数和(自身を除く): 10555425

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 2837, 6579, 8511, 25533, 48229, 121991, 144687, 365973, 434061, 1097919, 2073847, 6221541, 18664623]

約数ペア:

[(1, 18664623), (3, 6221541), (9, 2073847), (17, 1097919), (43, 434061), (51, 365973), (129, 144687), (153, 121991), (387, 48229), (731, 25533), (2193, 8511), (2837, 6579)]