20858355576

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{8663}}^1$

素因数の和:8906

約数の個数: 128

約数和(自身を含む): 59136998400

約数和(自身を除く): 38278642824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 157, 213, 216, 284, 314, 426, 471, 568, 628, 639, 852, 942, 1256, 1278, 1413, 1704, 1884, 1917, 2556, 2826, 3768, 3834, 4239, 5112, 5652, 7668, 8478, 8663, 11147, 11304, 15336, 16956, 17326, 22294, 25989, 33441, 33912, 34652, 44588, 51978, 66882, 69304, 77967, 89176, 100323, 103956, 133764, 155934, 200646, 207912, 233901, 267528, 300969, 311868, 401292, 467802, 601938, 615073, 623736, 802584, 935604, 1203876, 1230146, 1360091, 1845219, 1871208, 2407752, 2460292, 2720182, 3690438, 4080273, 4920584, 5440364, 5535657, 7380876, 8160546, 10880728, 11071314, 12240819, 14761752, 16321092, 16606971, 22142628, 24481638, 32642184, 33213942, 36722457, 44285256, 48963276, 66427884, 73444914, 96566461, 97926552, 132855768, 146889828, 193132922, 289699383, 293779656, 386265844, 579398766, 772531688, 869098149, 1158797532, 1738196298, 2317595064, 2607294447, 3476392596, 5214588894, 6952785192, 10429177788, 20858355576]

約数ペア:

[(1, 20858355576), (2, 10429177788), (3, 6952785192), (4, 5214588894), (6, 3476392596), (8, 2607294447), (9, 2317595064), (12, 1738196298), (18, 1158797532), (24, 869098149), (27, 772531688), (36, 579398766), (54, 386265844), (71, 293779656), (72, 289699383), (108, 193132922), (142, 146889828), (157, 132855768), (213, 97926552), (216, 96566461), (284, 73444914), (314, 66427884), (426, 48963276), (471, 44285256), (568, 36722457), (628, 33213942), (639, 32642184), (852, 24481638), (942, 22142628), (1256, 16606971), (1278, 16321092), (1413, 14761752), (1704, 12240819), (1884, 11071314), (1917, 10880728), (2556, 8160546), (2826, 7380876), (3768, 5535657), (3834, 5440364), (4239, 4920584), (5112, 4080273), (5652, 3690438), (7668, 2720182), (8478, 2460292), (8663, 2407752), (11147, 1871208), (11304, 1845219), (15336, 1360091), (16956, 1230146), (17326, 1203876), (22294, 935604), (25989, 802584), (33441, 623736), (33912, 615073), (34652, 601938), (44588, 467802), (51978, 401292), (66882, 311868), (69304, 300969), (77967, 267528), (89176, 233901), (100323, 207912), (103956, 200646), (133764, 155934)]