2019428528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{510989}}^1$

素因数の和:511029

約数の個数: 40

約数和(自身を含む): 4435393200

約数和(自身を除く): 2415964672

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 510989, 1021978, 2043956, 4087912, 6642857, 8175824, 9708791, 13285714, 19417582, 26571428, 38835164, 53142856, 77670328, 106285712, 126214283, 155340656, 252428566, 504857132, 1009714264, 2019428528]

約数ペア:

[(1, 2019428528), (2, 1009714264), (4, 504857132), (8, 252428566), (13, 155340656), (16, 126214283), (19, 106285712), (26, 77670328), (38, 53142856), (52, 38835164), (76, 26571428), (104, 19417582), (152, 13285714), (208, 9708791), (247, 8175824), (304, 6642857), (494, 4087912), (988, 2043956), (1976, 1021978), (3952, 510989)]