20300775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2237}}^1$

素因数の和:2272

約数の個数: 36

約数和(自身を含む): 36909096

約数和(自身を除く): 16608321

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 605, 825, 1815, 2237, 3025, 6711, 9075, 11185, 24607, 33555, 55925, 73821, 123035, 167775, 270677, 369105, 615175, 812031, 1353385, 1845525, 4060155, 6766925, 20300775]

約数ペア:

[(1, 20300775), (3, 6766925), (5, 4060155), (11, 1845525), (15, 1353385), (25, 812031), (33, 615175), (55, 369105), (75, 270677), (121, 167775), (165, 123035), (275, 73821), (363, 55925), (605, 33555), (825, 24607), (1815, 11185), (2237, 9075), (3025, 6711)]