18635344

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12799}}^1$

素因数の和:12827

約数の個数: 40

約数和(自身を含む): 44441600

約数和(自身を除く): 25806256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12799, 25598, 51196, 89593, 102392, 166387, 179186, 204784, 332774, 358372, 665548, 716744, 1164709, 1331096, 1433488, 2329418, 2662192, 4658836, 9317672, 18635344]

約数ペア:

[(1, 18635344), (2, 9317672), (4, 4658836), (7, 2662192), (8, 2329418), (13, 1433488), (14, 1331096), (16, 1164709), (26, 716744), (28, 665548), (52, 358372), (56, 332774), (91, 204784), (104, 179186), (112, 166387), (182, 102392), (208, 89593), (364, 51196), (728, 25598), (1456, 12799)]