20098137

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1097}}^1$

素因数の和:1328

約数の個数: 16

約数和(自身を含む): 27827712

約数和(自身を除く): 7729575

約数列:

[1, 3, 31, 93, 197, 591, 1097, 3291, 6107, 18321, 34007, 102021, 216109, 648327, 6699379, 20098137]

約数ペア:

[(1, 20098137), (3, 6699379), (31, 648327), (93, 216109), (197, 102021), (591, 34007), (1097, 18321), (3291, 6107)]