19493109

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{15361}}^1$

素因数の和:15417

約数の個数: 16

約数和(自身を含む): 29495040

約数和(自身を除く): 10001931

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 15361, 46083, 138249, 414747, 721967, 2165901, 6497703, 19493109]

約数ペア:

[(1, 19493109), (3, 6497703), (9, 2165901), (27, 721967), (47, 414747), (141, 138249), (423, 46083), (1269, 15361)]