1997025576

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{18661}}^1$

素因数の和:18704

約数の個数: 128

約数和(自身を含む): 6270432000

約数和(自身を除く): 4273406424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 343, 364, 392, 546, 588, 637, 686, 728, 1029, 1092, 1176, 1274, 1372, 1911, 2058, 2184, 2548, 2744, 3822, 4116, 4459, 5096, 7644, 8232, 8918, 13377, 15288, 17836, 18661, 26754, 35672, 37322, 53508, 55983, 74644, 107016, 111966, 130627, 149288, 223932, 242593, 261254, 391881, 447864, 485186, 522508, 727779, 783762, 914389, 970372, 1045016, 1455558, 1567524, 1698151, 1828778, 1940744, 2743167, 2911116, 3135048, 3396302, 3657556, 5094453, 5486334, 5822232, 6400723, 6792604, 7315112, 10188906, 10972668, 11887057, 12801446, 13585208, 19202169, 20377812, 21945336, 23774114, 25602892, 35661171, 38404338, 40755624, 47548228, 51205784, 71322342, 76808676, 83209399, 95096456, 142644684, 153617352, 166418798, 249628197, 285289368, 332837596, 499256394, 665675192, 998512788, 1997025576]

約数ペア:

[(1, 1997025576), (2, 998512788), (3, 665675192), (4, 499256394), (6, 332837596), (7, 285289368), (8, 249628197), (12, 166418798), (13, 153617352), (14, 142644684), (21, 95096456), (24, 83209399), (26, 76808676), (28, 71322342), (39, 51205784), (42, 47548228), (49, 40755624), (52, 38404338), (56, 35661171), (78, 25602892), (84, 23774114), (91, 21945336), (98, 20377812), (104, 19202169), (147, 13585208), (156, 12801446), (168, 11887057), (182, 10972668), (196, 10188906), (273, 7315112), (294, 6792604), (312, 6400723), (343, 5822232), (364, 5486334), (392, 5094453), (546, 3657556), (588, 3396302), (637, 3135048), (686, 2911116), (728, 2743167), (1029, 1940744), (1092, 1828778), (1176, 1698151), (1274, 1567524), (1372, 1455558), (1911, 1045016), (2058, 970372), (2184, 914389), (2548, 783762), (2744, 727779), (3822, 522508), (4116, 485186), (4459, 447864), (5096, 391881), (7644, 261254), (8232, 242593), (8918, 223932), (13377, 149288), (15288, 130627), (17836, 111966), (18661, 107016), (26754, 74644), (35672, 55983), (37322, 53508)]