19811118

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2777}}^1$

素因数の和:2852

約数の個数: 32

約数和(自身を含む): 42003360

約数和(自身を除く): 22192242

約数列:

[1, 2, 3, 6, 29, 41, 58, 82, 87, 123, 174, 246, 1189, 2378, 2777, 3567, 5554, 7134, 8331, 16662, 80533, 113857, 161066, 227714, 241599, 341571, 483198, 683142, 3301853, 6603706, 9905559, 19811118]

約数ペア:

[(1, 19811118), (2, 9905559), (3, 6603706), (6, 3301853), (29, 683142), (41, 483198), (58, 341571), (82, 241599), (87, 227714), (123, 161066), (174, 113857), (246, 80533), (1189, 16662), (2378, 8331), (2777, 7134), (3567, 5554)]