20445894592

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{127}}^2\times {\mathrm{683}}^1$

素因数の和:978

約数の個数: 84

約数和(自身を含む): 42366392280

約数和(自身を除く): 21920497688

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 127, 232, 254, 464, 508, 683, 928, 1016, 1366, 1856, 2032, 2732, 3683, 4064, 5464, 7366, 8128, 10928, 14732, 16129, 19807, 21856, 29464, 32258, 39614, 43712, 58928, 64516, 79228, 86741, 117856, 129032, 158456, 173482, 235712, 258064, 316912, 346964, 467741, 516128, 633824, 693928, 935482, 1032256, 1267648, 1387856, 1870964, 2515489, 2775712, 3741928, 5030978, 5551424, 7483856, 10061956, 11016107, 14967712, 20123912, 22032214, 29935424, 40247824, 44064428, 80495648, 88128856, 160991296, 176257712, 319467103, 352515424, 638934206, 705030848, 1277868412, 2555736824, 5111473648, 10222947296, 20445894592]

約数ペア:

[(1, 20445894592), (2, 10222947296), (4, 5111473648), (8, 2555736824), (16, 1277868412), (29, 705030848), (32, 638934206), (58, 352515424), (64, 319467103), (116, 176257712), (127, 160991296), (232, 88128856), (254, 80495648), (464, 44064428), (508, 40247824), (683, 29935424), (928, 22032214), (1016, 20123912), (1366, 14967712), (1856, 11016107), (2032, 10061956), (2732, 7483856), (3683, 5551424), (4064, 5030978), (5464, 3741928), (7366, 2775712), (8128, 2515489), (10928, 1870964), (14732, 1387856), (16129, 1267648), (19807, 1032256), (21856, 935482), (29464, 693928), (32258, 633824), (39614, 516128), (43712, 467741), (58928, 346964), (64516, 316912), (79228, 258064), (86741, 235712), (117856, 173482), (129032, 158456)]