20936025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{769}}^1$

素因数の和:807

約数の個数: 54

約数和(自身を含む): 41271230

約数和(自身を除く): 20335205

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 165, 225, 275, 363, 495, 605, 769, 825, 1089, 1815, 2307, 2475, 3025, 3845, 5445, 6921, 8459, 9075, 11535, 19225, 25377, 27225, 34605, 42295, 57675, 76131, 93049, 126885, 173025, 211475, 279147, 380655, 465245, 634425, 837441, 1395735, 1903275, 2326225, 4187205, 6978675, 20936025]

約数ペア:

[(1, 20936025), (3, 6978675), (5, 4187205), (9, 2326225), (11, 1903275), (15, 1395735), (25, 837441), (33, 634425), (45, 465245), (55, 380655), (75, 279147), (99, 211475), (121, 173025), (165, 126885), (225, 93049), (275, 76131), (363, 57675), (495, 42295), (605, 34605), (769, 27225), (825, 25377), (1089, 19225), (1815, 11535), (2307, 9075), (2475, 8459), (3025, 6921), (3845, 5445)]