20123280888

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{1429}}^1$

素因数の和:1821

約数の個数: 128

約数和(自身を含む): 53275622400

約数和(自身を除く): 33152341512

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 97, 138, 184, 194, 263, 276, 291, 388, 526, 552, 582, 776, 789, 1052, 1164, 1429, 1578, 2104, 2231, 2328, 2858, 3156, 4287, 4462, 5716, 6049, 6312, 6693, 8574, 8924, 11432, 12098, 13386, 17148, 17848, 18147, 24196, 25511, 26772, 32867, 34296, 36294, 48392, 51022, 53544, 65734, 72588, 76533, 98601, 102044, 131468, 138613, 145176, 153066, 197202, 204088, 262936, 277226, 306132, 375827, 394404, 415839, 554452, 586753, 612264, 751654, 788808, 831678, 1108904, 1127481, 1173506, 1503308, 1663356, 1760259, 2254962, 2347012, 3006616, 3188099, 3326712, 3520518, 4509924, 4694024, 6376198, 7041036, 8644021, 9019848, 9564297, 12752396, 14082072, 17288042, 19128594, 25504792, 25932063, 34576084, 36455219, 38257188, 51864126, 69152168, 72910438, 76514376, 103728252, 109365657, 145820876, 207456504, 218731314, 291641752, 437462628, 838470037, 874925256, 1676940074, 2515410111, 3353880148, 5030820222, 6707760296, 10061640444, 20123280888]

約数ペア:

[(1, 20123280888), (2, 10061640444), (3, 6707760296), (4, 5030820222), (6, 3353880148), (8, 2515410111), (12, 1676940074), (23, 874925256), (24, 838470037), (46, 437462628), (69, 291641752), (92, 218731314), (97, 207456504), (138, 145820876), (184, 109365657), (194, 103728252), (263, 76514376), (276, 72910438), (291, 69152168), (388, 51864126), (526, 38257188), (552, 36455219), (582, 34576084), (776, 25932063), (789, 25504792), (1052, 19128594), (1164, 17288042), (1429, 14082072), (1578, 12752396), (2104, 9564297), (2231, 9019848), (2328, 8644021), (2858, 7041036), (3156, 6376198), (4287, 4694024), (4462, 4509924), (5716, 3520518), (6049, 3326712), (6312, 3188099), (6693, 3006616), (8574, 2347012), (8924, 2254962), (11432, 1760259), (12098, 1663356), (13386, 1503308), (17148, 1173506), (17848, 1127481), (18147, 1108904), (24196, 831678), (25511, 788808), (26772, 751654), (32867, 612264), (34296, 586753), (36294, 554452), (48392, 415839), (51022, 394404), (53544, 375827), (65734, 306132), (72588, 277226), (76533, 262936), (98601, 204088), (102044, 197202), (131468, 153066), (138613, 145176)]