19939636415

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1\times {\mathrm{937}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 24631459776

約数和(自身を除く): 4691823361

約数列:

[1, 5, 53, 131, 265, 613, 655, 937, 3065, 4685, 6943, 32489, 34715, 49661, 80303, 122747, 162445, 248305, 401515, 574381, 613735, 2871905, 4256059, 6505591, 21280295, 30442193, 32527955, 75243911, 152210965, 376219555, 3987927283, 19939636415]

約数ペア:

[(1, 19939636415), (5, 3987927283), (53, 376219555), (131, 152210965), (265, 75243911), (613, 32527955), (655, 30442193), (937, 21280295), (3065, 6505591), (4685, 4256059), (6943, 2871905), (32489, 613735), (34715, 574381), (49661, 401515), (80303, 248305), (122747, 162445)]