18153477

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{827}}^1$

素因数の和:1110

約数の個数: 20

約数和(自身を含む): 27251136

約数和(自身を除く): 9097659

約数列:

[1, 3, 9, 27, 81, 271, 813, 827, 2439, 2481, 7317, 7443, 21951, 22329, 66987, 224117, 672351, 2017053, 6051159, 18153477]

約数ペア:

[(1, 18153477), (3, 6051159), (9, 2017053), (27, 672351), (81, 224117), (271, 66987), (813, 22329), (827, 21951), (2439, 7443), (2481, 7317)]