18666184

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 17492216

約数列:

[1, 2, 4, 8, 59, 71, 118, 142, 236, 284, 472, 557, 568, 1114, 2228, 4189, 4456, 8378, 16756, 32863, 33512, 39547, 65726, 79094, 131452, 158188, 262904, 316376, 2333273, 4666546, 9333092, 18666184]

約数ペア:

[(1, 18666184), (2, 9333092), (4, 4666546), (8, 2333273), (59, 316376), (71, 262904), (118, 158188), (142, 131452), (236, 79094), (284, 65726), (472, 39547), (557, 33512), (568, 32863), (1114, 16756), (2228, 8378), (4189, 4456)]