19867837

素因数分解:

${\mathrm{11}}^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 20

約数和(自身を含む): 23191200

約数和(自身を除く): 3323363

約数列:

[1, 11, 23, 59, 121, 253, 649, 1331, 1357, 2783, 7139, 14641, 14927, 30613, 78529, 164197, 336743, 863819, 1806167, 19867837]

約数ペア:

[(1, 19867837), (11, 1806167), (23, 863819), (59, 336743), (121, 164197), (253, 78529), (649, 30613), (1331, 14927), (1357, 14641), (2783, 7139)]