20168080564

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7499}}^1$

素因数の和:7621

約数の個数: 72

約数和(自身を含む): 39019680000

約数和(自身を除く): 18851599436

約数列:

[1, 2, 4, 23, 31, 41, 46, 62, 82, 92, 124, 164, 529, 713, 943, 1058, 1271, 1426, 1886, 2116, 2542, 2852, 3772, 5084, 7499, 14998, 16399, 21689, 29233, 29996, 32798, 43378, 58466, 65596, 86756, 116932, 172477, 232469, 307459, 344954, 464938, 614918, 672359, 689908, 929876, 1229836, 1344718, 2689436, 3966971, 5346787, 7071557, 7933942, 9531229, 10693574, 14143114, 15867884, 19062458, 21387148, 28286228, 38124916, 122976101, 162645811, 219218267, 245952202, 325291622, 438436534, 491904404, 650583244, 876873068, 5042020141, 10084040282, 20168080564]

約数ペア:

[(1, 20168080564), (2, 10084040282), (4, 5042020141), (23, 876873068), (31, 650583244), (41, 491904404), (46, 438436534), (62, 325291622), (82, 245952202), (92, 219218267), (124, 162645811), (164, 122976101), (529, 38124916), (713, 28286228), (943, 21387148), (1058, 19062458), (1271, 15867884), (1426, 14143114), (1886, 10693574), (2116, 9531229), (2542, 7933942), (2852, 7071557), (3772, 5346787), (5084, 3966971), (7499, 2689436), (14998, 1344718), (16399, 1229836), (21689, 929876), (29233, 689908), (29996, 672359), (32798, 614918), (43378, 464938), (58466, 344954), (65596, 307459), (86756, 232469), (116932, 172477)]