231638128

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{64921}}^1$

素因数の和:65152

約数の個数: 20

約数和(自身を含む): 450818368

約数和(自身を除く): 219180240

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 64921, 129842, 259684, 519368, 1038736, 14477383, 28954766, 57909532, 115819064, 231638128]

約数ペア:

[(1, 231638128), (2, 115819064), (4, 57909532), (8, 28954766), (16, 14477383), (223, 1038736), (446, 519368), (892, 259684), (1784, 129842), (3568, 64921)]