19677625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{1301}}^1$

素因数の和:1338

約数の個数: 24

約数和(自身を含む): 27013896

約数和(自身を除く): 7336271

約数列:

[1, 5, 11, 25, 55, 121, 125, 275, 605, 1301, 1375, 3025, 6505, 14311, 15125, 32525, 71555, 157421, 162625, 357775, 787105, 1788875, 3935525, 19677625]

約数ペア:

[(1, 19677625), (5, 3935525), (11, 1788875), (25, 787105), (55, 357775), (121, 162625), (125, 157421), (275, 71555), (605, 32525), (1301, 15125), (1375, 14311), (3025, 6505)]