20693646918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{164235293}}^1$

素因数の和:164235308

約数の個数: 24

約数和(自身を含む): 51241411728

約数和(自身を除く): 30547764810

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 164235293, 328470586, 492705879, 985411758, 1149647051, 1478117637, 2299294102, 2956235274, 3448941153, 6897882306, 10346823459, 20693646918]

約数ペア:

[(1, 20693646918), (2, 10346823459), (3, 6897882306), (6, 3448941153), (7, 2956235274), (9, 2299294102), (14, 1478117637), (18, 1149647051), (21, 985411758), (42, 492705879), (63, 328470586), (126, 164235293)]