7916004

素因数分解:

$2^2\times 3^2\times {\mathrm{219889}}^1$

素因数の和:219899

約数の個数: 18

約数和(自身を含む): 20009990

約数和(自身を除く): 12093986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 219889, 439778, 659667, 879556, 1319334, 1979001, 2638668, 3958002, 7916004]

約数ペア:

[(1, 7916004), (2, 3958002), (3, 2638668), (4, 1979001), (6, 1319334), (9, 879556), (12, 659667), (18, 439778), (36, 219889)]