18062865

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1997}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 32607360

約数和(自身を除く): 14544495

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1809, 1997, 3015, 5991, 9045, 9985, 17973, 29955, 53919, 89865, 133799, 269595, 401397, 668995, 1204191, 2006985, 3612573, 6020955, 18062865]

約数ペア:

[(1, 18062865), (3, 6020955), (5, 3612573), (9, 2006985), (15, 1204191), (27, 668995), (45, 401397), (67, 269595), (135, 133799), (201, 89865), (335, 53919), (603, 29955), (1005, 17973), (1809, 9985), (1997, 9045), (3015, 5991)]