18619482028

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{2903}}^1$

素因数の和:3143

約数の個数: 96

約数和(自身を含む): 39451281408

約数和(自身を除く): 20831799380

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 74, 82, 148, 151, 164, 259, 287, 302, 518, 574, 604, 1036, 1057, 1148, 1517, 2114, 2903, 3034, 4228, 5587, 5806, 6068, 6191, 10619, 11174, 11612, 12382, 20321, 21238, 22348, 24764, 39109, 40642, 42476, 43337, 78218, 81284, 86674, 107411, 119023, 156436, 173348, 214822, 229067, 238046, 429644, 438353, 458134, 476092, 751877, 833161, 876706, 916268, 1503754, 1603469, 1666322, 1753412, 3007508, 3068471, 3206938, 3332644, 4403851, 6136942, 6413876, 8807702, 12273884, 16219061, 17615404, 17972473, 30826957, 32438122, 35944946, 61653914, 64876244, 71889892, 113533427, 123307828, 125807311, 227066854, 251614622, 454133708, 503229244, 664981501, 1329963002, 2659926004, 4654870507, 9309741014, 18619482028]

約数ペア:

[(1, 18619482028), (2, 9309741014), (4, 4654870507), (7, 2659926004), (14, 1329963002), (28, 664981501), (37, 503229244), (41, 454133708), (74, 251614622), (82, 227066854), (148, 125807311), (151, 123307828), (164, 113533427), (259, 71889892), (287, 64876244), (302, 61653914), (518, 35944946), (574, 32438122), (604, 30826957), (1036, 17972473), (1057, 17615404), (1148, 16219061), (1517, 12273884), (2114, 8807702), (2903, 6413876), (3034, 6136942), (4228, 4403851), (5587, 3332644), (5806, 3206938), (6068, 3068471), (6191, 3007508), (10619, 1753412), (11174, 1666322), (11612, 1603469), (12382, 1503754), (20321, 916268), (21238, 876706), (22348, 833161), (24764, 751877), (39109, 476092), (40642, 458134), (42476, 438353), (43337, 429644), (78218, 238046), (81284, 229067), (86674, 214822), (107411, 173348), (119023, 156436)]