20119135

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1277}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 25396416

約数和(自身を除く): 5277281

約数列:

[1, 5, 23, 115, 137, 685, 1277, 3151, 6385, 15755, 29371, 146855, 174949, 874745, 4023827, 20119135]

約数ペア:

[(1, 20119135), (5, 4023827), (23, 874745), (115, 174949), (137, 146855), (685, 29371), (1277, 15755), (3151, 6385)]