18874168

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1531}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 37503360

約数和(自身を除く): 18629192

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1531, 1541, 3062, 3082, 6124, 6164, 12248, 12328, 35213, 70426, 102577, 140852, 205154, 281704, 410308, 820616, 2359271, 4718542, 9437084, 18874168]

約数ペア:

[(1, 18874168), (2, 9437084), (4, 4718542), (8, 2359271), (23, 820616), (46, 410308), (67, 281704), (92, 205154), (134, 140852), (184, 102577), (268, 70426), (536, 35213), (1531, 12328), (1541, 12248), (3062, 6164), (3082, 6124)]