18465608

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1657}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 39792000

約数和(自身を除く): 21326392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 1657, 2786, 3314, 5572, 6628, 11144, 11599, 13256, 23198, 46396, 92792, 329743, 659486, 1318972, 2308201, 2637944, 4616402, 9232804, 18465608]

約数ペア:

[(1, 18465608), (2, 9232804), (4, 4616402), (7, 2637944), (8, 2308201), (14, 1318972), (28, 659486), (56, 329743), (199, 92792), (398, 46396), (796, 23198), (1393, 13256), (1592, 11599), (1657, 11144), (2786, 6628), (3314, 5572)]