18864656

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11447}}^1$

素因数の和:11558

約数の個数: 20

約数和(自身を含む): 36908352

約数和(自身を除く): 18043696

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11447, 22894, 45788, 91576, 183152, 1179041, 2358082, 4716164, 9432328, 18864656]

約数ペア:

[(1, 18864656), (2, 9432328), (4, 4716164), (8, 2358082), (16, 1179041), (103, 183152), (206, 91576), (412, 45788), (824, 22894), (1648, 11447)]