12980924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 26320896

約数和(自身を除く): 13339972

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 101, 127, 202, 253, 254, 404, 506, 508, 1012, 1111, 1397, 2222, 2323, 2794, 2921, 4444, 4646, 5588, 5842, 9292, 11684, 12827, 25553, 25654, 32131, 51106, 51308, 64262, 102212, 128524, 141097, 282194, 295021, 564388, 590042, 1180084, 3245231, 6490462, 12980924]

約数ペア:

[(1, 12980924), (2, 6490462), (4, 3245231), (11, 1180084), (22, 590042), (23, 564388), (44, 295021), (46, 282194), (92, 141097), (101, 128524), (127, 102212), (202, 64262), (253, 51308), (254, 51106), (404, 32131), (506, 25654), (508, 25553), (1012, 12827), (1111, 11684), (1397, 9292), (2222, 5842), (2323, 5588), (2794, 4646), (2921, 4444)]