12578984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{641}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 25885440

約数和(自身を除く): 13306456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223, 446, 641, 892, 1282, 1784, 2453, 2564, 4906, 5128, 7051, 9812, 14102, 19624, 28204, 56408, 142943, 285886, 571772, 1143544, 1572373, 3144746, 6289492, 12578984]

約数ペア:

[(1, 12578984), (2, 6289492), (4, 3144746), (8, 1572373), (11, 1143544), (22, 571772), (44, 285886), (88, 142943), (223, 56408), (446, 28204), (641, 19624), (892, 14102), (1282, 9812), (1784, 7051), (2453, 5128), (2564, 4906)]