20217508531

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{440651}}^1$

素因数の和:440802

約数の個数: 16

約数和(自身を含む): 22801097088

約数和(自身を除く): 2583588557

約数列:

[1, 11, 43, 97, 473, 1067, 4171, 45881, 440651, 4847161, 18947993, 42743147, 208427923, 470174617, 1837955321, 20217508531]

約数ペア:

[(1, 20217508531), (11, 1837955321), (43, 470174617), (97, 208427923), (473, 42743147), (1067, 18947993), (4171, 4847161), (45881, 440651)]