19723088

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2287}}^1$

素因数の和:2320

約数の個数: 60

約数和(自身を含む): 48514752

約数和(自身を除く): 28791664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 2287, 4312, 4574, 8624, 9148, 16009, 18296, 25157, 32018, 36592, 50314, 64036, 100628, 112063, 128072, 176099, 201256, 224126, 256144, 352198, 402512, 448252, 704396, 896504, 1232693, 1408792, 1793008, 2465386, 2817584, 4930772, 9861544, 19723088]

約数ペア:

[(1, 19723088), (2, 9861544), (4, 4930772), (7, 2817584), (8, 2465386), (11, 1793008), (14, 1408792), (16, 1232693), (22, 896504), (28, 704396), (44, 448252), (49, 402512), (56, 352198), (77, 256144), (88, 224126), (98, 201256), (112, 176099), (154, 128072), (176, 112063), (196, 100628), (308, 64036), (392, 50314), (539, 36592), (616, 32018), (784, 25157), (1078, 18296), (1232, 16009), (2156, 9148), (2287, 8624), (4312, 4574)]