19201017

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1019}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 28005120

約数和(自身を除く): 8804103

約数列:

[1, 3, 11, 33, 571, 1019, 1713, 3057, 6281, 11209, 18843, 33627, 581849, 1745547, 6400339, 19201017]

約数ペア:

[(1, 19201017), (3, 6400339), (11, 1745547), (33, 581849), (571, 33627), (1019, 18843), (1713, 11209), (3057, 6281)]