20714090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20509}}^1$

素因数の和:20617

約数の個数: 16

約数和(自身を含む): 37656360

約数和(自身を除く): 16942270

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 20509, 41018, 102545, 205090, 2071409, 4142818, 10357045, 20714090]

約数ペア:

[(1, 20714090), (2, 10357045), (5, 4142818), (10, 2071409), (101, 205090), (202, 102545), (505, 41018), (1010, 20509)]