18479989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3049}}^1$

素因数の和:3108

約数の個数: 16

約数和(自身を含む): 21960000

約数和(自身を除く): 3480011

約数列:

[1, 11, 19, 29, 209, 319, 551, 3049, 6061, 33539, 57931, 88421, 637241, 972631, 1679999, 18479989]

約数ペア:

[(1, 18479989), (11, 1679999), (19, 972631), (29, 637241), (209, 88421), (319, 57931), (551, 33539), (3049, 6061)]