2012151955

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{821}}^1\times {\mathrm{4051}}^1$

素因数の和:4899

約数の個数: 24

約数和(自身を含む): 2657933712

約数和(自身を除く): 645781757

約数列:

[1, 5, 11, 55, 121, 605, 821, 4051, 4105, 9031, 20255, 44561, 45155, 99341, 222805, 490171, 496705, 2450855, 3325871, 16629355, 36584581, 182922905, 402430391, 2012151955]

約数ペア:

[(1, 2012151955), (5, 402430391), (11, 182922905), (55, 36584581), (121, 16629355), (605, 3325871), (821, 2450855), (4051, 496705), (4105, 490171), (9031, 222805), (20255, 99341), (44561, 45155)]