18814099428

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{57601}}^1$

素因数の和:57865

約数の個数: 72

約数和(自身を含む): 48895342496

約数和(自身を除く): 30081243068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 211, 258, 387, 422, 516, 633, 774, 844, 1266, 1548, 1899, 2532, 3798, 7596, 9073, 18146, 27219, 36292, 54438, 57601, 81657, 108876, 115202, 163314, 172803, 230404, 326628, 345606, 518409, 691212, 1036818, 2073636, 2476843, 4953686, 7430529, 9907372, 12153811, 14861058, 22291587, 24307622, 29722116, 36461433, 44583174, 48615244, 72922866, 89166348, 109384299, 145845732, 218768598, 437537196, 522613873, 1045227746, 1567841619, 2090455492, 3135683238, 4703524857, 6271366476, 9407049714, 18814099428]

約数ペア:

[(1, 18814099428), (2, 9407049714), (3, 6271366476), (4, 4703524857), (6, 3135683238), (9, 2090455492), (12, 1567841619), (18, 1045227746), (36, 522613873), (43, 437537196), (86, 218768598), (129, 145845732), (172, 109384299), (211, 89166348), (258, 72922866), (387, 48615244), (422, 44583174), (516, 36461433), (633, 29722116), (774, 24307622), (844, 22291587), (1266, 14861058), (1548, 12153811), (1899, 9907372), (2532, 7430529), (3798, 4953686), (7596, 2476843), (9073, 2073636), (18146, 1036818), (27219, 691212), (36292, 518409), (54438, 345606), (57601, 326628), (81657, 230404), (108876, 172803), (115202, 163314)]