20108795

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2531}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 27710208

約数和(自身を除く): 7601413

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 2531, 7945, 12655, 17717, 88585, 574537, 2872685, 4021759, 20108795]

約数ペア:

[(1, 20108795), (5, 4021759), (7, 2872685), (35, 574537), (227, 88585), (1135, 17717), (1589, 12655), (2531, 7945)]