20477431387

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{1429}}^1\times {\mathrm{2683}}^1$

素因数の和:4235

約数の個数: 24

約数和(自身を含む): 24065012400

約数和(自身を除く): 3587581013

約数列:

[1, 7, 49, 109, 763, 1429, 2683, 5341, 10003, 18781, 70021, 131467, 155761, 292447, 1090327, 2047129, 3834007, 7632289, 14329903, 26838049, 187866343, 417906763, 2925347341, 20477431387]

約数ペア:

[(1, 20477431387), (7, 2925347341), (49, 417906763), (109, 187866343), (763, 26838049), (1429, 14329903), (2683, 7632289), (5341, 3834007), (10003, 2047129), (18781, 1090327), (70021, 292447), (131467, 155761)]