89561456

素因数分解:

$2^4\times {\mathrm{1997}}^1\times {\mathrm{2803}}^1$

素因数の和:4808

約数の個数: 20

約数和(自身を含む): 173674152

約数和(自身を除く): 84112696

約数列:

[1, 2, 4, 8, 16, 1997, 2803, 3994, 5606, 7988, 11212, 15976, 22424, 31952, 44848, 5597591, 11195182, 22390364, 44780728, 89561456]

約数ペア:

[(1, 89561456), (2, 44780728), (4, 22390364), (8, 11195182), (16, 5597591), (1997, 44848), (2803, 31952), (3994, 22424), (5606, 15976), (7988, 11212)]