20139919016

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{35159}}^1$

素因数の和:35418

約数の個数: 64

約数和(自身を含む): 44200339200

約数和(自身を除く): 24060420184

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 193, 212, 371, 386, 424, 742, 772, 1351, 1484, 1544, 2702, 2968, 5404, 10229, 10808, 20458, 35159, 40916, 70318, 71603, 81832, 140636, 143206, 246113, 281272, 286412, 492226, 572824, 984452, 1863427, 1968904, 3726854, 6785687, 7453708, 13043989, 13571374, 14907416, 26087978, 27142748, 47499809, 52175956, 54285496, 94999618, 104351912, 189999236, 359641411, 379998472, 719282822, 1438565644, 2517489877, 2877131288, 5034979754, 10069959508, 20139919016]

約数ペア:

[(1, 20139919016), (2, 10069959508), (4, 5034979754), (7, 2877131288), (8, 2517489877), (14, 1438565644), (28, 719282822), (53, 379998472), (56, 359641411), (106, 189999236), (193, 104351912), (212, 94999618), (371, 54285496), (386, 52175956), (424, 47499809), (742, 27142748), (772, 26087978), (1351, 14907416), (1484, 13571374), (1544, 13043989), (2702, 7453708), (2968, 6785687), (5404, 3726854), (10229, 1968904), (10808, 1863427), (20458, 984452), (35159, 572824), (40916, 492226), (70318, 286412), (71603, 281272), (81832, 246113), (140636, 143206)]