20138020288

素因数分解:

$2^6\times {\mathrm{1217}}^1\times {\mathrm{258551}}^1$

素因数の和:259780

約数の個数: 28

約数和(自身を含む): 39994374672

約数和(自身を除く): 19856354384

約数列:

[1, 2, 4, 8, 16, 32, 64, 1217, 2434, 4868, 9736, 19472, 38944, 77888, 258551, 517102, 1034204, 2068408, 4136816, 8273632, 16547264, 314656567, 629313134, 1258626268, 2517252536, 5034505072, 10069010144, 20138020288]

約数ペア:

[(1, 20138020288), (2, 10069010144), (4, 5034505072), (8, 2517252536), (16, 1258626268), (32, 629313134), (64, 314656567), (1217, 16547264), (2434, 8273632), (4868, 4136816), (9736, 2068408), (19472, 1034204), (38944, 517102), (77888, 258551)]