19440003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6619}}^1$

素因数の和:6722

約数の個数: 16

約数和(自身を含む): 28598400

約数和(自身を除く): 9158397

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 6619, 19857, 72809, 218427, 589091, 1767273, 6480001, 19440003]

約数ペア:

[(1, 19440003), (3, 6480001), (11, 1767273), (33, 589091), (89, 218427), (267, 72809), (979, 19857), (2937, 6619)]