18489849

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 29541120

約数和(自身を除く): 11051271

約数列:

[1, 3, 7, 21, 29, 87, 97, 203, 291, 313, 609, 679, 939, 2037, 2191, 2813, 6573, 8439, 9077, 19691, 27231, 30361, 59073, 63539, 91083, 190617, 212527, 637581, 880469, 2641407, 6163283, 18489849]

約数ペア:

[(1, 18489849), (3, 6163283), (7, 2641407), (21, 880469), (29, 637581), (87, 212527), (97, 190617), (203, 91083), (291, 63539), (313, 59073), (609, 30361), (679, 27231), (939, 19691), (2037, 9077), (2191, 8439), (2813, 6573)]