13256144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 28316640

約数和(自身を除く): 15060496

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 691, 872, 1199, 1382, 1744, 2398, 2764, 4796, 5528, 7601, 9592, 11056, 15202, 19184, 30404, 60808, 75319, 121616, 150638, 301276, 602552, 828509, 1205104, 1657018, 3314036, 6628072, 13256144]

約数ペア:

[(1, 13256144), (2, 6628072), (4, 3314036), (8, 1657018), (11, 1205104), (16, 828509), (22, 602552), (44, 301276), (88, 150638), (109, 121616), (176, 75319), (218, 60808), (436, 30404), (691, 19184), (872, 15202), (1199, 11056), (1382, 9592), (1744, 7601), (2398, 5528), (2764, 4796)]