20002213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5527}}^1$

素因数の和:5592

約数の個数: 16

約数和(自身を含む): 25473024

約数和(自身を除く): 5470811

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5527, 38689, 60797, 259769, 425579, 1818383, 2857459, 20002213]

約数ペア:

[(1, 20002213), (7, 2857459), (11, 1818383), (47, 425579), (77, 259769), (329, 60797), (517, 38689), (3619, 5527)]