20349701617

素因数分解:

$7^2\times {\mathrm{127}}^1\times {\mathrm{1217}}^1\times {\mathrm{2687}}^1$

素因数の和:4045

約数の個数: 24

約数和(自身を含む): 23886987264

約数和(自身を除く): 3537285647

約数列:

[1, 7, 49, 127, 889, 1217, 2687, 6223, 8519, 18809, 59633, 131663, 154559, 341249, 1081913, 2388743, 3270079, 7573391, 16721201, 22890553, 160233871, 415300033, 2907100231, 20349701617]

約数ペア:

[(1, 20349701617), (7, 2907100231), (49, 415300033), (127, 160233871), (889, 22890553), (1217, 16721201), (2687, 7573391), (6223, 3270079), (8519, 2388743), (18809, 1081913), (59633, 341249), (131663, 154559)]