20312829

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{1787}}^1$

素因数の和:2217

約数の個数: 16

約数和(自身を含む): 30181440

約数和(自身を除く): 9868611

約数列:

[1, 3, 9, 27, 421, 1263, 1787, 3789, 5361, 11367, 16083, 48249, 752327, 2256981, 6770943, 20312829]

約数ペア:

[(1, 20312829), (3, 6770943), (9, 2256981), (27, 752327), (421, 48249), (1263, 16083), (1787, 11367), (3789, 5361)]