12678688

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 27518400

約数和(自身を除く): 14839712

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 181, 199, 352, 362, 398, 724, 796, 1448, 1592, 1991, 2189, 2896, 3184, 3982, 4378, 5792, 6368, 7964, 8756, 15928, 17512, 31856, 35024, 36019, 63712, 70048, 72038, 144076, 288152, 396209, 576304, 792418, 1152608, 1584836, 3169672, 6339344, 12678688]

約数ペア:

[(1, 12678688), (2, 6339344), (4, 3169672), (8, 1584836), (11, 1152608), (16, 792418), (22, 576304), (32, 396209), (44, 288152), (88, 144076), (176, 72038), (181, 70048), (199, 63712), (352, 36019), (362, 35024), (398, 31856), (724, 17512), (796, 15928), (1448, 8756), (1592, 7964), (1991, 6368), (2189, 5792), (2896, 4378), (3184, 3982)]