20459767536

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{18493}}^1$

素因数の和:18720

約数の個数: 160

約数和(自身を含む): 63569056320

約数和(自身を除く): 43109288784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 197, 208, 216, 234, 312, 351, 394, 432, 468, 591, 624, 702, 788, 936, 1182, 1404, 1576, 1773, 1872, 2364, 2561, 2808, 3152, 3546, 4728, 5122, 5319, 5616, 7092, 7683, 9456, 10244, 10638, 14184, 15366, 18493, 20488, 21276, 23049, 28368, 30732, 36986, 40976, 42552, 46098, 55479, 61464, 69147, 73972, 85104, 92196, 110958, 122928, 138294, 147944, 166437, 184392, 221916, 240409, 276588, 295888, 332874, 368784, 443832, 480818, 499311, 553176, 665748, 721227, 887664, 961636, 998622, 1106352, 1331496, 1442454, 1923272, 1997244, 2163681, 2662992, 2884908, 3643121, 3846544, 3994488, 4327362, 5769816, 6491043, 7286242, 7988976, 8654724, 10929363, 11539632, 12982086, 14572484, 17309448, 21858726, 25964172, 29144968, 32788089, 34618896, 43717452, 47360573, 51928344, 58289936, 65576178, 87434904, 94721146, 98364267, 103856688, 131152356, 142081719, 174869808, 189442292, 196728534, 262304712, 284163438, 378884584, 393457068, 426245157, 524609424, 568326876, 757769168, 786914136, 852490314, 1136653752, 1278735471, 1573828272, 1704980628, 2273307504, 2557470942, 3409961256, 5114941884, 6819922512, 10229883768, 20459767536]

約数ペア:

[(1, 20459767536), (2, 10229883768), (3, 6819922512), (4, 5114941884), (6, 3409961256), (8, 2557470942), (9, 2273307504), (12, 1704980628), (13, 1573828272), (16, 1278735471), (18, 1136653752), (24, 852490314), (26, 786914136), (27, 757769168), (36, 568326876), (39, 524609424), (48, 426245157), (52, 393457068), (54, 378884584), (72, 284163438), (78, 262304712), (104, 196728534), (108, 189442292), (117, 174869808), (144, 142081719), (156, 131152356), (197, 103856688), (208, 98364267), (216, 94721146), (234, 87434904), (312, 65576178), (351, 58289936), (394, 51928344), (432, 47360573), (468, 43717452), (591, 34618896), (624, 32788089), (702, 29144968), (788, 25964172), (936, 21858726), (1182, 17309448), (1404, 14572484), (1576, 12982086), (1773, 11539632), (1872, 10929363), (2364, 8654724), (2561, 7988976), (2808, 7286242), (3152, 6491043), (3546, 5769816), (4728, 4327362), (5122, 3994488), (5319, 3846544), (5616, 3643121), (7092, 2884908), (7683, 2662992), (9456, 2163681), (10244, 1997244), (10638, 1923272), (14184, 1442454), (15366, 1331496), (18493, 1106352), (20488, 998622), (21276, 961636), (23049, 887664), (28368, 721227), (30732, 665748), (36986, 553176), (40976, 499311), (42552, 480818), (46098, 443832), (55479, 368784), (61464, 332874), (69147, 295888), (73972, 276588), (85104, 240409), (92196, 221916), (110958, 184392), (122928, 166437), (138294, 147944)]