12638864

素因数分解:

$2^4\times 7^5\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 60

約数和(自身を含む): 29176704

約数和(自身を除く): 16537840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 343, 376, 392, 658, 686, 752, 784, 1316, 1372, 2303, 2401, 2632, 2744, 4606, 4802, 5264, 5488, 9212, 9604, 16121, 16807, 18424, 19208, 32242, 33614, 36848, 38416, 64484, 67228, 112847, 128968, 134456, 225694, 257936, 268912, 451388, 789929, 902776, 1579858, 1805552, 3159716, 6319432, 12638864]

約数ペア:

[(1, 12638864), (2, 6319432), (4, 3159716), (7, 1805552), (8, 1579858), (14, 902776), (16, 789929), (28, 451388), (47, 268912), (49, 257936), (56, 225694), (94, 134456), (98, 128968), (112, 112847), (188, 67228), (196, 64484), (329, 38416), (343, 36848), (376, 33614), (392, 32242), (658, 19208), (686, 18424), (752, 16807), (784, 16121), (1316, 9604), (1372, 9212), (2303, 5488), (2401, 5264), (2632, 4802), (2744, 4606)]