19990054464

素因数分解:

$2^6\times 3^1\times {\mathrm{41}}^1\times {\mathrm{2539387}}^1$

素因数の和:2539443

約数の個数: 56

約数和(自身を含む): 54180382368

約数和(自身を除く): 34190327904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 164, 192, 246, 328, 492, 656, 984, 1312, 1968, 2624, 3936, 7872, 2539387, 5078774, 7618161, 10157548, 15236322, 20315096, 30472644, 40630192, 60945288, 81260384, 104114867, 121890576, 162520768, 208229734, 243781152, 312344601, 416459468, 487562304, 624689202, 832918936, 1249378404, 1665837872, 2498756808, 3331675744, 4997513616, 6663351488, 9995027232, 19990054464]

約数ペア:

[(1, 19990054464), (2, 9995027232), (3, 6663351488), (4, 4997513616), (6, 3331675744), (8, 2498756808), (12, 1665837872), (16, 1249378404), (24, 832918936), (32, 624689202), (41, 487562304), (48, 416459468), (64, 312344601), (82, 243781152), (96, 208229734), (123, 162520768), (164, 121890576), (192, 104114867), (246, 81260384), (328, 60945288), (492, 40630192), (656, 30472644), (984, 20315096), (1312, 15236322), (1968, 10157548), (2624, 7618161), (3936, 5078774), (7872, 2539387)]