20514746

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47269}}^1$

素因数の和:47309

約数の個数: 16

約数和(自身を含む): 36303360

約数和(自身を除く): 15788614

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 47269, 94538, 330883, 661766, 1465339, 2930678, 10257373, 20514746]

約数ペア:

[(1, 20514746), (2, 10257373), (7, 2930678), (14, 1465339), (31, 661766), (62, 330883), (217, 94538), (434, 47269)]