12866672

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8837}}^1$

素因数の和:8865

約数の個数: 40

約数和(自身を含む): 30685536

約数和(自身を除く): 17818864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 8837, 17674, 35348, 61859, 70696, 114881, 123718, 141392, 229762, 247436, 459524, 494872, 804167, 919048, 989744, 1608334, 1838096, 3216668, 6433336, 12866672]

約数ペア:

[(1, 12866672), (2, 6433336), (4, 3216668), (7, 1838096), (8, 1608334), (13, 989744), (14, 919048), (16, 804167), (26, 494872), (28, 459524), (52, 247436), (56, 229762), (91, 141392), (104, 123718), (112, 114881), (182, 70696), (208, 61859), (364, 35348), (728, 17674), (1456, 8837)]