19461509470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{752281}}^1$

素因数の和:752500

約数の個数: 32

約数和(自身を含む): 37915012800

約数和(自身を除く): 18453503330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 5174, 12935, 25870, 752281, 1504562, 3761405, 7522810, 9779653, 19559306, 48898265, 97796530, 149703919, 299407838, 748519595, 1497039190, 1946150947, 3892301894, 9730754735, 19461509470]

約数ペア:

[(1, 19461509470), (2, 9730754735), (5, 3892301894), (10, 1946150947), (13, 1497039190), (26, 748519595), (65, 299407838), (130, 149703919), (199, 97796530), (398, 48898265), (995, 19559306), (1990, 9779653), (2587, 7522810), (5174, 3761405), (12935, 1504562), (25870, 752281)]