18416874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1747}}^1$

素因数の和:2010

約数の個数: 32

約数和(自身を含む): 42287616

約数和(自身を除く): 23870742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1747, 1757, 3494, 3514, 5241, 5271, 10482, 10542, 12229, 24458, 36687, 73374, 438497, 876994, 1315491, 2630982, 3069479, 6138958, 9208437, 18416874]

約数ペア:

[(1, 18416874), (2, 9208437), (3, 6138958), (6, 3069479), (7, 2630982), (14, 1315491), (21, 876994), (42, 438497), (251, 73374), (502, 36687), (753, 24458), (1506, 12229), (1747, 10542), (1757, 10482), (3494, 5271), (3514, 5241)]