18666774784

素因数分解:

$2^8\times 7^1\times {\mathrm{131}}^2\times {\mathrm{607}}^1$

素因数の和:892

約数の個数: 108

約数和(自身を含む): 42981820672

約数和(自身を除く): 24315045888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 256, 262, 448, 524, 607, 896, 917, 1048, 1214, 1792, 1834, 2096, 2428, 3668, 4192, 4249, 4856, 7336, 8384, 8498, 9712, 14672, 16768, 16996, 17161, 19424, 29344, 33536, 33992, 34322, 38848, 58688, 67984, 68644, 77696, 79517, 117376, 120127, 135968, 137288, 155392, 159034, 234752, 240254, 271936, 274576, 318068, 480508, 543872, 549152, 556619, 636136, 961016, 1087744, 1098304, 1113238, 1272272, 1922032, 2196608, 2226476, 2544544, 3844064, 4393216, 4452952, 5089088, 7688128, 8905904, 10178176, 10416727, 15376256, 17811808, 20356352, 20833454, 30752512, 35623616, 41666908, 71247232, 72917089, 83333816, 142494464, 145834178, 166667632, 291668356, 333335264, 583336712, 666670528, 1166673424, 1333341056, 2333346848, 2666682112, 4666693696, 9333387392, 18666774784]

約数ペア:

[(1, 18666774784), (2, 9333387392), (4, 4666693696), (7, 2666682112), (8, 2333346848), (14, 1333341056), (16, 1166673424), (28, 666670528), (32, 583336712), (56, 333335264), (64, 291668356), (112, 166667632), (128, 145834178), (131, 142494464), (224, 83333816), (256, 72917089), (262, 71247232), (448, 41666908), (524, 35623616), (607, 30752512), (896, 20833454), (917, 20356352), (1048, 17811808), (1214, 15376256), (1792, 10416727), (1834, 10178176), (2096, 8905904), (2428, 7688128), (3668, 5089088), (4192, 4452952), (4249, 4393216), (4856, 3844064), (7336, 2544544), (8384, 2226476), (8498, 2196608), (9712, 1922032), (14672, 1272272), (16768, 1113238), (16996, 1098304), (17161, 1087744), (19424, 961016), (29344, 636136), (33536, 556619), (33992, 549152), (34322, 543872), (38848, 480508), (58688, 318068), (67984, 274576), (68644, 271936), (77696, 240254), (79517, 234752), (117376, 159034), (120127, 155392), (135968, 137288)]