20900217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{3209}}^1$

素因数の和:3392

約数の個数: 16

約数和(自身を含む): 30199680

約数和(自身を除く): 9299463

約数列:

[1, 3, 13, 39, 167, 501, 2171, 3209, 6513, 9627, 41717, 125151, 535903, 1607709, 6966739, 20900217]

約数ペア:

[(1, 20900217), (3, 6966739), (13, 1607709), (39, 535903), (167, 125151), (501, 41717), (2171, 9627), (3209, 6513)]