20187882008

素因数分解:

$2^3\times 7^2\times {\mathrm{2011}}^1\times {\mathrm{25609}}^1$

素因数の和:27640

約数の個数: 48

約数和(自身を含む): 44055858600

約数和(自身を除く): 23867976592

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 2011, 4022, 8044, 14077, 16088, 25609, 28154, 51218, 56308, 98539, 102436, 112616, 179263, 197078, 204872, 358526, 394156, 717052, 788312, 1254841, 1434104, 2509682, 5019364, 10038728, 51499699, 102999398, 205998796, 360497893, 411997592, 720995786, 1441991572, 2523485251, 2883983144, 5046970502, 10093941004, 20187882008]

約数ペア:

[(1, 20187882008), (2, 10093941004), (4, 5046970502), (7, 2883983144), (8, 2523485251), (14, 1441991572), (28, 720995786), (49, 411997592), (56, 360497893), (98, 205998796), (196, 102999398), (392, 51499699), (2011, 10038728), (4022, 5019364), (8044, 2509682), (14077, 1434104), (16088, 1254841), (25609, 788312), (28154, 717052), (51218, 394156), (56308, 358526), (98539, 204872), (102436, 197078), (112616, 179263)]