19997448

素因数分解:

$2^3\times 3^1\times {\mathrm{491}}^1\times {\mathrm{1697}}^1$

素因数の和:2197

約数の個数: 32

約数和(自身を含む): 50124960

約数和(自身を除く): 30127512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 491, 982, 1473, 1697, 1964, 2946, 3394, 3928, 5091, 5892, 6788, 10182, 11784, 13576, 20364, 40728, 833227, 1666454, 2499681, 3332908, 4999362, 6665816, 9998724, 19997448]

約数ペア:

[(1, 19997448), (2, 9998724), (3, 6665816), (4, 4999362), (6, 3332908), (8, 2499681), (12, 1666454), (24, 833227), (491, 40728), (982, 20364), (1473, 13576), (1697, 11784), (1964, 10182), (2946, 6788), (3394, 5892), (3928, 5091)]