18738351

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{36527}}^1$

素因数の和:36555

約数の個数: 16

約数和(自身を含む): 29222400

約数和(自身を除く): 10484049

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 36527, 109581, 328743, 694013, 986229, 2082039, 6246117, 18738351]

約数ペア:

[(1, 18738351), (3, 6246117), (9, 2082039), (19, 986229), (27, 694013), (57, 328743), (171, 109581), (513, 36527)]