20601119

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1033}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 26875728

約数和(自身を除く): 6274609

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1033, 1813, 2849, 7231, 11363, 19943, 38221, 50617, 79541, 267547, 420431, 556787, 1872829, 2943017, 20601119]

約数ペア:

[(1, 20601119), (7, 2943017), (11, 1872829), (37, 556787), (49, 420431), (77, 267547), (259, 79541), (407, 50617), (539, 38221), (1033, 19943), (1813, 11363), (2849, 7231)]