20512690528

素因数分解:

$2^5\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{10247}}^1$

素因数の和:10337

約数の個数: 96

約数和(自身を含む): 45369289728

約数和(自身を除く): 24856599200

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 88, 94, 121, 176, 188, 242, 352, 376, 484, 517, 752, 968, 1034, 1331, 1504, 1936, 2068, 2662, 3872, 4136, 5324, 5687, 8272, 10247, 10648, 11374, 16544, 20494, 21296, 22748, 40988, 42592, 45496, 62557, 81976, 90992, 112717, 125114, 163952, 181984, 225434, 250228, 327904, 450868, 481609, 500456, 901736, 963218, 1000912, 1239887, 1803472, 1926436, 2001824, 2479774, 3606944, 3852872, 4959548, 5297699, 7705744, 9919096, 10595398, 13638757, 15411488, 19838192, 21190796, 27277514, 39676384, 42381592, 54555028, 58274689, 84763184, 109110056, 116549378, 169526368, 218220112, 233098756, 436440224, 466197512, 641021579, 932395024, 1282043158, 1864790048, 2564086316, 5128172632, 10256345264, 20512690528]

約数ペア:

[(1, 20512690528), (2, 10256345264), (4, 5128172632), (8, 2564086316), (11, 1864790048), (16, 1282043158), (22, 932395024), (32, 641021579), (44, 466197512), (47, 436440224), (88, 233098756), (94, 218220112), (121, 169526368), (176, 116549378), (188, 109110056), (242, 84763184), (352, 58274689), (376, 54555028), (484, 42381592), (517, 39676384), (752, 27277514), (968, 21190796), (1034, 19838192), (1331, 15411488), (1504, 13638757), (1936, 10595398), (2068, 9919096), (2662, 7705744), (3872, 5297699), (4136, 4959548), (5324, 3852872), (5687, 3606944), (8272, 2479774), (10247, 2001824), (10648, 1926436), (11374, 1803472), (16544, 1239887), (20494, 1000912), (21296, 963218), (22748, 901736), (40988, 500456), (42592, 481609), (45496, 450868), (62557, 327904), (81976, 250228), (90992, 225434), (112717, 181984), (125114, 163952)]