18905096

素因数分解:

$2^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{769}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 40656000

約数和(自身を除く): 21750904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 439, 769, 878, 1538, 1756, 3073, 3076, 3512, 5383, 6146, 6152, 10766, 12292, 21532, 24584, 43064, 337591, 675182, 1350364, 2363137, 2700728, 4726274, 9452548, 18905096]

約数ペア:

[(1, 18905096), (2, 9452548), (4, 4726274), (7, 2700728), (8, 2363137), (14, 1350364), (28, 675182), (56, 337591), (439, 43064), (769, 24584), (878, 21532), (1538, 12292), (1756, 10766), (3073, 6152), (3076, 6146), (3512, 5383)]