12987568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 27743760

約数和(自身を除く): 14756192

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 677, 872, 1199, 1354, 1744, 2398, 2708, 4796, 5416, 7447, 9592, 10832, 14894, 19184, 29788, 59576, 73793, 119152, 147586, 295172, 590344, 811723, 1180688, 1623446, 3246892, 6493784, 12987568]

約数ペア:

[(1, 12987568), (2, 6493784), (4, 3246892), (8, 1623446), (11, 1180688), (16, 811723), (22, 590344), (44, 295172), (88, 147586), (109, 119152), (176, 73793), (218, 59576), (436, 29788), (677, 19184), (872, 14894), (1199, 10832), (1354, 9592), (1744, 7447), (2398, 5416), (2708, 4796)]