20099493

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 30663360

約数和(自身を除く): 10563867

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 1091, 2047, 3273, 6141, 9819, 18423, 25093, 75279, 97099, 225837, 291297, 873891, 2233277, 6699831, 20099493]

約数ペア:

[(1, 20099493), (3, 6699831), (9, 2233277), (23, 873891), (69, 291297), (89, 225837), (207, 97099), (267, 75279), (801, 25093), (1091, 18423), (2047, 9819), (3273, 6141)]