20173938818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{783089}}^1$

素因数の和:784273

約数の個数: 16

約数和(自身を含む): 33040133280

約数和(自身を除く): 12866194462

約数列:

[1, 2, 11, 22, 1171, 2342, 12881, 25762, 783089, 1566178, 8613979, 17227958, 916997219, 1833994438, 10086969409, 20173938818]

約数ペア:

[(1, 20173938818), (2, 10086969409), (11, 1833994438), (22, 916997219), (1171, 17227958), (2342, 8613979), (12881, 1566178), (25762, 783089)]