3991472

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{2803}}^1$

素因数の和:2900

約数の個数: 20

約数和(自身を含む): 7823160

約数和(自身を除く): 3831688

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 2803, 5606, 11212, 22424, 44848, 249467, 498934, 997868, 1995736, 3991472]

約数ペア:

[(1, 3991472), (2, 1995736), (4, 997868), (8, 498934), (16, 249467), (89, 44848), (178, 22424), (356, 11212), (712, 5606), (1424, 2803)]