20128049903

素因数分解:

${\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1631519}}^1$

素因数の和:1631618

約数の個数: 12

約数和(自身を含む): 22094043840

約数和(自身を除く): 1965993937

約数列:

[1, 13, 73, 169, 949, 12337, 1631519, 21209747, 119100887, 275726711, 1548311531, 20128049903]

約数ペア:

[(1, 20128049903), (13, 1548311531), (73, 275726711), (169, 119100887), (949, 21209747), (12337, 1631519)]