17918414930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7254419}}^1$

素因数の和:7254458

約数の個数: 32

約数和(自身を含む): 36562276800

約数和(自身を除く): 18643861870

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7254419, 14508838, 36272095, 72544190, 94307447, 137833961, 188614894, 275667922, 471537235, 689169805, 943074470, 1378339610, 1791841493, 3583682986, 8959207465, 17918414930]

約数ペア:

[(1, 17918414930), (2, 8959207465), (5, 3583682986), (10, 1791841493), (13, 1378339610), (19, 943074470), (26, 689169805), (38, 471537235), (65, 275667922), (95, 188614894), (130, 137833961), (190, 94307447), (247, 72544190), (494, 36272095), (1235, 14508838), (2470, 7254419)]