20802945148

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1\times {\mathrm{1423}}^1$

素因数の和:2794

約数の個数: 48

約数和(自身を含む): 38336449536

約数和(自身を除く): 17533504388

約数列:

[1, 2, 4, 23, 46, 92, 131, 262, 524, 1213, 1423, 2426, 2846, 3013, 4852, 5692, 6026, 12052, 27899, 32729, 55798, 65458, 111596, 130916, 158903, 186413, 317806, 372826, 635612, 745652, 1726099, 3452198, 3654769, 4287499, 6904396, 7309538, 8574998, 14619076, 17149996, 39700277, 79400554, 158801108, 226118969, 452237938, 904475876, 5200736287, 10401472574, 20802945148]

約数ペア:

[(1, 20802945148), (2, 10401472574), (4, 5200736287), (23, 904475876), (46, 452237938), (92, 226118969), (131, 158801108), (262, 79400554), (524, 39700277), (1213, 17149996), (1423, 14619076), (2426, 8574998), (2846, 7309538), (3013, 6904396), (4852, 4287499), (5692, 3654769), (6026, 3452198), (12052, 1726099), (27899, 745652), (32729, 635612), (55798, 372826), (65458, 317806), (111596, 186413), (130916, 158903)]