20161392944

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{442291}}^1$

素因数の和:442354

約数の個数: 80

約数和(自身を含む): 50017917696

約数和(自身を除く): 29856524752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 44, 56, 74, 77, 88, 112, 148, 154, 176, 259, 296, 308, 407, 518, 592, 616, 814, 1036, 1232, 1628, 2072, 2849, 3256, 4144, 5698, 6512, 11396, 22792, 45584, 442291, 884582, 1769164, 3096037, 3538328, 4865201, 6192074, 7076656, 9730402, 12384148, 16364767, 19460804, 24768296, 32729534, 34056407, 38921608, 49536592, 65459068, 68112814, 77843216, 114553369, 130918136, 136225628, 180012437, 229106738, 261836272, 272451256, 360024874, 458213476, 544902512, 720049748, 916426952, 1260087059, 1440099496, 1832853904, 2520174118, 2880198992, 5040348236, 10080696472, 20161392944]

約数ペア:

[(1, 20161392944), (2, 10080696472), (4, 5040348236), (7, 2880198992), (8, 2520174118), (11, 1832853904), (14, 1440099496), (16, 1260087059), (22, 916426952), (28, 720049748), (37, 544902512), (44, 458213476), (56, 360024874), (74, 272451256), (77, 261836272), (88, 229106738), (112, 180012437), (148, 136225628), (154, 130918136), (176, 114553369), (259, 77843216), (296, 68112814), (308, 65459068), (407, 49536592), (518, 38921608), (592, 34056407), (616, 32729534), (814, 24768296), (1036, 19460804), (1232, 16364767), (1628, 12384148), (2072, 9730402), (2849, 7076656), (3256, 6192074), (4144, 4865201), (5698, 3538328), (6512, 3096037), (11396, 1769164), (22792, 884582), (45584, 442291)]