1993001860

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{550553}}^1$

素因数の和:550743

約数の個数: 24

約数和(自身を含む): 4208434776

約数和(自身を除く): 2215432916

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 550553, 1101106, 2202212, 2752765, 5505530, 11011060, 99650093, 199300186, 398600372, 498250465, 996500930, 1993001860]

約数ペア:

[(1, 1993001860), (2, 996500930), (4, 498250465), (5, 398600372), (10, 199300186), (20, 99650093), (181, 11011060), (362, 5505530), (724, 2752765), (905, 2202212), (1810, 1101106), (3620, 550553)]