18856864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{45329}}^1$

素因数の和:45352

約数の個数: 24

約数和(自身を含む): 39981060

約数和(自身を除く): 21124196

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 45329, 90658, 181316, 362632, 589277, 725264, 1178554, 1450528, 2357108, 4714216, 9428432, 18856864]

約数ペア:

[(1, 18856864), (2, 9428432), (4, 4714216), (8, 2357108), (13, 1450528), (16, 1178554), (26, 725264), (32, 589277), (52, 362632), (104, 181316), (208, 90658), (416, 45329)]