2019409091

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{823}}^1\times {\mathrm{971}}^1$

素因数の和:1839

約数の個数: 24

約数和(自身を含む): 2441228544

約数和(自身を除く): 421819453

約数列:

[1, 7, 19, 133, 361, 823, 971, 2527, 5761, 6797, 15637, 18449, 109459, 129143, 297103, 350531, 799133, 2079721, 2453717, 5593931, 15183527, 106284689, 288487013, 2019409091]

約数ペア:

[(1, 2019409091), (7, 288487013), (19, 106284689), (133, 15183527), (361, 5593931), (823, 2453717), (971, 2079721), (2527, 799133), (5761, 350531), (6797, 297103), (15637, 129143), (18449, 109459)]