18539670527

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{1531}}^1\times {\mathrm{13007}}^1$

素因数の和:14571

約数の個数: 24

約数和(自身を含む): 22718211840

約数和(自身を除く): 4178541313

約数列:

[1, 7, 19, 49, 133, 931, 1531, 10717, 13007, 29089, 75019, 91049, 203623, 247133, 637343, 1425361, 1729931, 12109517, 19913717, 139396019, 378360623, 975772133, 2648524361, 18539670527]

約数ペア:

[(1, 18539670527), (7, 2648524361), (19, 975772133), (49, 378360623), (133, 139396019), (931, 19913717), (1531, 12109517), (10717, 1729931), (13007, 1425361), (29089, 637343), (75019, 247133), (91049, 203623)]