1990490896

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{2347277}}^1$

素因数の和:2347338

約数の個数: 20

約数和(自身を含む): 3929343372

約数和(自身を除く): 1938852476

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 2347277, 4694554, 9389108, 18778216, 37556432, 124405681, 248811362, 497622724, 995245448, 1990490896]

約数ペア:

[(1, 1990490896), (2, 995245448), (4, 497622724), (8, 248811362), (16, 124405681), (53, 37556432), (106, 18778216), (212, 9389108), (424, 4694554), (848, 2347277)]