20773313456

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{831731}}^1$

素因数の和:831969

約数の個数: 40

約数和(自身を含む): 46204376064

約数和(自身を除く): 25431062608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 6244, 12488, 24976, 831731, 1663462, 3326924, 5822117, 6653848, 11644234, 13307696, 23288468, 46576936, 93153872, 185476013, 370952026, 741904052, 1298332091, 1483808104, 2596664182, 2967616208, 5193328364, 10386656728, 20773313456]

約数ペア:

[(1, 20773313456), (2, 10386656728), (4, 5193328364), (7, 2967616208), (8, 2596664182), (14, 1483808104), (16, 1298332091), (28, 741904052), (56, 370952026), (112, 185476013), (223, 93153872), (446, 46576936), (892, 23288468), (1561, 13307696), (1784, 11644234), (3122, 6653848), (3568, 5822117), (6244, 3326924), (12488, 1663462), (24976, 831731)]