388331316

素因数分解:

$2^2\times 3^2\times {\mathrm{10786981}}^1$

素因数の和:10786991

約数の個数: 18

約数和(自身を含む): 981615362

約数和(自身を除く): 593284046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 10786981, 21573962, 32360943, 43147924, 64721886, 97082829, 129443772, 194165658, 388331316]

約数ペア:

[(1, 388331316), (2, 194165658), (3, 129443772), (4, 97082829), (6, 64721886), (9, 43147924), (12, 32360943), (18, 21573962), (36, 10786981)]