2017256828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{1321}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 3784515840

約数和(自身を除く): 1767259012

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 283, 284, 566, 1132, 1321, 1349, 2642, 2698, 5284, 5377, 5396, 10754, 20093, 21508, 25099, 40186, 50198, 80372, 93791, 100396, 187582, 373843, 375164, 381767, 747686, 763534, 1495372, 1527068, 1782029, 3564058, 7103017, 7128116, 14206034, 26542853, 28412068, 53085706, 106171412, 504314207, 1008628414, 2017256828]

約数ペア:

[(1, 2017256828), (2, 1008628414), (4, 504314207), (19, 106171412), (38, 53085706), (71, 28412068), (76, 26542853), (142, 14206034), (283, 7128116), (284, 7103017), (566, 3564058), (1132, 1782029), (1321, 1527068), (1349, 1495372), (2642, 763534), (2698, 747686), (5284, 381767), (5377, 375164), (5396, 373843), (10754, 187582), (20093, 100396), (21508, 93791), (25099, 80372), (40186, 50198)]