19528077779

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{4943}}^1\times {\mathrm{7949}}^1$

素因数の和:12970

約数の個数: 16

約数和(自身を含む): 22639564800

約数和(自身を除く): 3111487021

約数列:

[1, 7, 71, 497, 4943, 7949, 34601, 55643, 350953, 564379, 2456671, 3950653, 39291907, 275043349, 2789725397, 19528077779]

約数ペア:

[(1, 19528077779), (7, 2789725397), (71, 275043349), (497, 39291907), (4943, 3950653), (7949, 2456671), (34601, 564379), (55643, 350953)]