18617172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{883}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 49900032

約数和(自身を除く): 31282860

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 753, 883, 1004, 1506, 1757, 1766, 2649, 3012, 3514, 3532, 5271, 5298, 6181, 7028, 10542, 10596, 12362, 18543, 21084, 24724, 37086, 74172, 221633, 443266, 664899, 886532, 1329798, 1551431, 2659596, 3102862, 4654293, 6205724, 9308586, 18617172]

約数ペア:

[(1, 18617172), (2, 9308586), (3, 6205724), (4, 4654293), (6, 3102862), (7, 2659596), (12, 1551431), (14, 1329798), (21, 886532), (28, 664899), (42, 443266), (84, 221633), (251, 74172), (502, 37086), (753, 24724), (883, 21084), (1004, 18543), (1506, 12362), (1757, 10596), (1766, 10542), (2649, 7028), (3012, 6181), (3514, 5298), (3532, 5271)]