18820736

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13367}}^1$

素因数の和:13392

約数の個数: 32

約数和(自身を含む): 40906080

約数和(自身を除く): 22085344

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 13367, 26734, 53468, 106936, 147037, 213872, 294074, 427744, 588148, 855488, 1176296, 1710976, 2352592, 4705184, 9410368, 18820736]

約数ペア:

[(1, 18820736), (2, 9410368), (4, 4705184), (8, 2352592), (11, 1710976), (16, 1176296), (22, 855488), (32, 588148), (44, 427744), (64, 294074), (88, 213872), (128, 147037), (176, 106936), (352, 53468), (704, 26734), (1408, 13367)]