18308884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9677}}^1$

素因数の和:9735

約数の個数: 24

約数和(自身を含む): 35769888

約数和(自身を除く): 17461004

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 9677, 19354, 38708, 106447, 212894, 416111, 425788, 832222, 1664444, 4577221, 9154442, 18308884]

約数ペア:

[(1, 18308884), (2, 9154442), (4, 4577221), (11, 1664444), (22, 832222), (43, 425788), (44, 416111), (86, 212894), (172, 106447), (473, 38708), (946, 19354), (1892, 9677)]