20265687

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57737}}^1$

素因数の和:57759

約数の個数: 16

約数和(自身を含む): 32333280

約数和(自身を除く): 12067593

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57737, 173211, 519633, 750581, 1558899, 2251743, 6755229, 20265687]

約数ペア:

[(1, 20265687), (3, 6755229), (9, 2251743), (13, 1558899), (27, 750581), (39, 519633), (117, 173211), (351, 57737)]