18409938

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{11939}}^1$

素因数の和:12201

約数の個数: 16

約数和(自身を含む): 36966240

約数和(自身を除く): 18556302

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 11939, 23878, 35817, 71634, 3068323, 6136646, 9204969, 18409938]

約数ペア:

[(1, 18409938), (2, 9204969), (3, 6136646), (6, 3068323), (257, 71634), (514, 35817), (771, 23878), (1542, 11939)]