390069776

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{786431}}^1$

素因数の和:786470

約数の個数: 20

約数和(自身を含む): 780140544

約数和(自身を除く): 390070768

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 786431, 1572862, 3145724, 6291448, 12582896, 24379361, 48758722, 97517444, 195034888, 390069776]

約数ペア:

[(1, 390069776), (2, 195034888), (4, 97517444), (8, 48758722), (16, 24379361), (31, 12582896), (62, 6291448), (124, 3145724), (248, 1572862), (496, 786431)]