20883694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11003}}^1$

素因数の和:11091

約数の個数: 16

約数和(自身を含む): 34200432

約数和(自身を除く): 13316738

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 11003, 22006, 143039, 286078, 803219, 1606438, 10441847, 20883694]

約数ペア:

[(1, 20883694), (2, 10441847), (13, 1606438), (26, 803219), (73, 286078), (146, 143039), (949, 22006), (1898, 11003)]