11997916

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{313}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 24740688

約数和(自身を除く): 12742772

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 313, 518, 626, 1036, 1252, 1369, 2191, 2738, 4382, 5476, 8764, 9583, 11581, 19166, 23162, 38332, 46324, 81067, 162134, 324268, 428497, 856994, 1713988, 2999479, 5998958, 11997916]

約数ペア:

[(1, 11997916), (2, 5998958), (4, 2999479), (7, 1713988), (14, 856994), (28, 428497), (37, 324268), (74, 162134), (148, 81067), (259, 46324), (313, 38332), (518, 23162), (626, 19166), (1036, 11581), (1252, 9583), (1369, 8764), (2191, 5476), (2738, 4382)]