19757001

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1533

約数の個数: 24

約数和(自身を含む): 29757952

約数和(自身を除く): 10000951

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 1471, 4413, 4477, 13431, 16181, 48543, 54427, 163281, 177991, 533973, 598697, 1796091, 6585667, 19757001]

約数ペア:

[(1, 19757001), (3, 6585667), (11, 1796091), (33, 598697), (37, 533973), (111, 177991), (121, 163281), (363, 54427), (407, 48543), (1221, 16181), (1471, 13431), (4413, 4477)]