19683419

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 23617536

約数和(自身を除く): 3934117

約数列:

[1, 7, 31, 61, 217, 427, 1487, 1891, 10409, 13237, 46097, 90707, 322679, 634949, 2811917, 19683419]

約数ペア:

[(1, 19683419), (7, 2811917), (31, 634949), (61, 322679), (217, 90707), (427, 46097), (1487, 13237), (1891, 10409)]