20131193481

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50454119}}^1$

素因数の和:50454148

約数の個数: 16

約数和(自身を含む): 32290636800

約数和(自身を除く): 12159443319

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50454119, 151362357, 353178833, 958628261, 1059536499, 2875884783, 6710397827, 20131193481]

約数ペア:

[(1, 20131193481), (3, 6710397827), (7, 2875884783), (19, 1059536499), (21, 958628261), (57, 353178833), (133, 151362357), (399, 50454119)]