20199896597648

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{2693}}^1\times {\mathrm{18947}}^1$

素因数の和:21984

約数の個数: 80

約数和(自身を含む): 39687175661760

約数和(自身を除く): 19487279064112

約数列:

[1, 2, 4, 8, 16, 109, 218, 227, 436, 454, 872, 908, 1744, 1816, 2693, 3632, 5386, 10772, 18947, 21544, 24743, 37894, 43088, 49486, 75788, 98972, 151576, 197944, 293537, 303152, 395888, 587074, 611311, 1174148, 1222622, 2065223, 2348296, 2445244, 4130446, 4300969, 4696592, 4890488, 8260892, 8601938, 9780976, 16521784, 17203876, 33043568, 34407752, 51024271, 66632899, 68815504, 102048542, 133265798, 204097084, 266531596, 408194168, 468805621, 533063192, 816388336, 937611242, 1066126384, 1875222484, 3750444968, 5561645539, 7500889936, 11123291078, 11582509517, 22246582156, 23165019034, 44493164312, 46330038068, 88986328624, 92660076136, 185320152272, 1262493537353, 2524987074706, 5049974149412, 10099948298824, 20199896597648]

約数ペア:

[(1, 20199896597648), (2, 10099948298824), (4, 5049974149412), (8, 2524987074706), (16, 1262493537353), (109, 185320152272), (218, 92660076136), (227, 88986328624), (436, 46330038068), (454, 44493164312), (872, 23165019034), (908, 22246582156), (1744, 11582509517), (1816, 11123291078), (2693, 7500889936), (3632, 5561645539), (5386, 3750444968), (10772, 1875222484), (18947, 1066126384), (21544, 937611242), (24743, 816388336), (37894, 533063192), (43088, 468805621), (49486, 408194168), (75788, 266531596), (98972, 204097084), (151576, 133265798), (197944, 102048542), (293537, 68815504), (303152, 66632899), (395888, 51024271), (587074, 34407752), (611311, 33043568), (1174148, 17203876), (1222622, 16521784), (2065223, 9780976), (2348296, 8601938), (2445244, 8260892), (4130446, 4890488), (4300969, 4696592)]