19611683

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3533}}^1$

素因数の和:3614

約数の個数: 16

約数和(自身を含む): 24540096

約数和(自身を除く): 4928413

約数列:

[1, 7, 13, 61, 91, 427, 793, 3533, 5551, 24731, 45929, 215513, 321503, 1508591, 2801669, 19611683]

約数ペア:

[(1, 19611683), (7, 2801669), (13, 1508591), (61, 321503), (91, 215513), (427, 45929), (793, 24731), (3533, 5551)]