18640864

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{52957}}^1$

素因数の和:52978

約数の個数: 24

約数和(自身を含む): 40036248

約数和(自身を除く): 21395384

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 52957, 105914, 211828, 423656, 582527, 847312, 1165054, 1694624, 2330108, 4660216, 9320432, 18640864]

約数ペア:

[(1, 18640864), (2, 9320432), (4, 4660216), (8, 2330108), (11, 1694624), (16, 1165054), (22, 847312), (32, 582527), (44, 423656), (88, 211828), (176, 105914), (352, 52957)]