1895138128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 120

約数和(自身を含む): 4309620000

約数和(自身を除く): 2414481872

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 499, 589, 806, 961, 988, 998, 1178, 1612, 1922, 1976, 1996, 2356, 3224, 3844, 3952, 3992, 4712, 6448, 6487, 7657, 7688, 7984, 9424, 9481, 12493, 12974, 15314, 15376, 15469, 18259, 18962, 24986, 25948, 30628, 30938, 36518, 37924, 49972, 51896, 61256, 61876, 73036, 75848, 99944, 103792, 122512, 123253, 123752, 146072, 151696, 199888, 201097, 237367, 246506, 247504, 292144, 293911, 402194, 474734, 479539, 493012, 587822, 804388, 949468, 959078, 986024, 1175644, 1608776, 1898936, 1918156, 1972048, 2351288, 3217552, 3797872, 3820843, 3836312, 4702576, 6234007, 7641686, 7672624, 9111241, 12468014, 15283372, 18222482, 24936028, 30566744, 36444964, 49872056, 61133488, 72889928, 99744112, 118446133, 145779856, 236892266, 473784532, 947569064, 1895138128]

約数ペア:

[(1, 1895138128), (2, 947569064), (4, 473784532), (8, 236892266), (13, 145779856), (16, 118446133), (19, 99744112), (26, 72889928), (31, 61133488), (38, 49872056), (52, 36444964), (62, 30566744), (76, 24936028), (104, 18222482), (124, 15283372), (152, 12468014), (208, 9111241), (247, 7672624), (248, 7641686), (304, 6234007), (403, 4702576), (494, 3836312), (496, 3820843), (499, 3797872), (589, 3217552), (806, 2351288), (961, 1972048), (988, 1918156), (998, 1898936), (1178, 1608776), (1612, 1175644), (1922, 986024), (1976, 959078), (1996, 949468), (2356, 804388), (3224, 587822), (3844, 493012), (3952, 479539), (3992, 474734), (4712, 402194), (6448, 293911), (6487, 292144), (7657, 247504), (7688, 246506), (7984, 237367), (9424, 201097), (9481, 199888), (12493, 151696), (12974, 146072), (15314, 123752), (15376, 123253), (15469, 122512), (18259, 103792), (18962, 99944), (24986, 75848), (25948, 73036), (30628, 61876), (30938, 61256), (36518, 51896), (37924, 49972)]