20925070842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:980

約数の個数: 128

約数和(自身を含む): 48161433600

約数和(自身を除く): 27236362758

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 139, 157, 247, 278, 314, 417, 471, 494, 647, 741, 834, 942, 1294, 1482, 1807, 1941, 2041, 2641, 2983, 3614, 3882, 4082, 5282, 5421, 5966, 6123, 7923, 8411, 8949, 10842, 12246, 12293, 15846, 16822, 17898, 21823, 24586, 25233, 34333, 36879, 38779, 43646, 50466, 65469, 68666, 73758, 77558, 89933, 101579, 102999, 116337, 130938, 159809, 179866, 203158, 205998, 232674, 269799, 283699, 304737, 319618, 414637, 479427, 539598, 567398, 609474, 829274, 851097, 958854, 1169129, 1243911, 1320527, 1702194, 1708727, 1930001, 2338258, 2487822, 2641054, 3417454, 3507387, 3860002, 3961581, 5126181, 5390281, 5790003, 7014774, 7923162, 10252362, 10780562, 11580006, 14119481, 16170843, 22213451, 25090013, 28238962, 32341686, 42358443, 44426902, 50180026, 66640353, 75270039, 84716886, 133280706, 150540078, 183553253, 268270139, 367106506, 536540278, 550659759, 804810417, 1101319518, 1609620834, 3487511807, 6975023614, 10462535421, 20925070842]

約数ペア:

[(1, 20925070842), (2, 10462535421), (3, 6975023614), (6, 3487511807), (13, 1609620834), (19, 1101319518), (26, 804810417), (38, 550659759), (39, 536540278), (57, 367106506), (78, 268270139), (114, 183553253), (139, 150540078), (157, 133280706), (247, 84716886), (278, 75270039), (314, 66640353), (417, 50180026), (471, 44426902), (494, 42358443), (647, 32341686), (741, 28238962), (834, 25090013), (942, 22213451), (1294, 16170843), (1482, 14119481), (1807, 11580006), (1941, 10780562), (2041, 10252362), (2641, 7923162), (2983, 7014774), (3614, 5790003), (3882, 5390281), (4082, 5126181), (5282, 3961581), (5421, 3860002), (5966, 3507387), (6123, 3417454), (7923, 2641054), (8411, 2487822), (8949, 2338258), (10842, 1930001), (12246, 1708727), (12293, 1702194), (15846, 1320527), (16822, 1243911), (17898, 1169129), (21823, 958854), (24586, 851097), (25233, 829274), (34333, 609474), (36879, 567398), (38779, 539598), (43646, 479427), (50466, 414637), (65469, 319618), (68666, 304737), (73758, 283699), (77558, 269799), (89933, 232674), (101579, 205998), (102999, 203158), (116337, 179866), (130938, 159809)]