20146295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1103}}^1$

素因数の和:1402

約数の個数: 16

約数和(自身を含む): 26151552

約数和(自身を除く): 6005257

約数列:

[1, 5, 13, 65, 281, 1103, 1405, 3653, 5515, 14339, 18265, 71695, 309943, 1549715, 4029259, 20146295]

約数ペア:

[(1, 20146295), (5, 4029259), (13, 1549715), (65, 309943), (281, 71695), (1103, 18265), (1405, 14339), (3653, 5515)]