20835295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4391}}^1$

素因数の和:4482

約数の個数: 16

約数和(自身を含む): 27300672

約数和(自身を除く): 6465377

約数列:

[1, 5, 13, 65, 73, 365, 949, 4391, 4745, 21955, 57083, 285415, 320543, 1602715, 4167059, 20835295]

約数ペア:

[(1, 20835295), (5, 4167059), (13, 1602715), (65, 320543), (73, 285415), (365, 57083), (949, 21955), (4391, 4745)]