20858695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29173}}^1$

素因数の和:29202

約数の個数: 16

約数和(自身を含む): 29407392

約数和(自身を除く): 8548697

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 29173, 145865, 320903, 379249, 1604515, 1896245, 4171739, 20858695]

約数ペア:

[(1, 20858695), (5, 4171739), (11, 1896245), (13, 1604515), (55, 379249), (65, 320903), (143, 145865), (715, 29173)]