19913062

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1777}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 32260032

約数和(自身を除く): 12346970

約数列:

[1, 2, 13, 26, 431, 862, 1777, 3554, 5603, 11206, 23101, 46202, 765887, 1531774, 9956531, 19913062]

約数ペア:

[(1, 19913062), (2, 9956531), (13, 1531774), (26, 765887), (431, 46202), (862, 23101), (1777, 11206), (3554, 5603)]