19855424

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{1559}}^1$

素因数の和:1770

約数の個数: 28

約数和(自身を含む): 39624000

約数和(自身を除く): 19768576

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1559, 1592, 3118, 3184, 6236, 6368, 12472, 12736, 24944, 49888, 99776, 310241, 620482, 1240964, 2481928, 4963856, 9927712, 19855424]

約数ペア:

[(1, 19855424), (2, 9927712), (4, 4963856), (8, 2481928), (16, 1240964), (32, 620482), (64, 310241), (199, 99776), (398, 49888), (796, 24944), (1559, 12736), (1592, 12472), (3118, 6368), (3184, 6236)]