19286289

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{64937}}^1$

素因数の和:64957

約数の個数: 16

約数和(自身を含む): 31170240

約数和(自身を除く): 11883951

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 64937, 194811, 584433, 714307, 1753299, 2142921, 6428763, 19286289]

約数ペア:

[(1, 19286289), (3, 6428763), (9, 2142921), (11, 1753299), (27, 714307), (33, 584433), (99, 194811), (297, 64937)]