2008012036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 3738470400

約数和(自身を除く): 1730458364

約数列:

[1, 2, 4, 19, 38, 76, 227, 239, 454, 478, 487, 908, 956, 974, 1948, 4313, 4541, 8626, 9082, 9253, 17252, 18164, 18506, 37012, 54253, 108506, 110549, 116393, 217012, 221098, 232786, 442196, 465572, 1030807, 2061614, 2100431, 2211467, 4123228, 4200862, 4422934, 8401724, 8845868, 26421211, 52842422, 105684844, 502003009, 1004006018, 2008012036]

約数ペア:

[(1, 2008012036), (2, 1004006018), (4, 502003009), (19, 105684844), (38, 52842422), (76, 26421211), (227, 8845868), (239, 8401724), (454, 4422934), (478, 4200862), (487, 4123228), (908, 2211467), (956, 2100431), (974, 2061614), (1948, 1030807), (4313, 465572), (4541, 442196), (8626, 232786), (9082, 221098), (9253, 217012), (17252, 116393), (18164, 110549), (18506, 108506), (37012, 54253)]