20481905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5827}}^1$

素因数の和:5888

約数の個数: 16

約数和(自身を含む): 26575680

約数和(自身を除く): 6093775

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 5827, 29135, 110713, 215599, 553565, 1077995, 4096381, 20481905]

約数ペア:

[(1, 20481905), (5, 4096381), (19, 1077995), (37, 553565), (95, 215599), (185, 110713), (703, 29135), (3515, 5827)]