18449475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 35622720

約数和(自身を除く): 17173245

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 107, 121, 165, 209, 275, 285, 321, 363, 475, 535, 605, 627, 825, 1045, 1177, 1425, 1605, 1815, 2033, 2299, 2675, 3025, 3135, 3531, 5225, 5885, 6099, 6897, 8025, 9075, 10165, 11495, 12947, 15675, 17655, 22363, 29425, 30495, 34485, 38841, 50825, 57475, 64735, 67089, 88275, 111815, 152475, 172425, 194205, 245993, 323675, 335445, 559075, 737979, 971025, 1229965, 1677225, 3689895, 6149825, 18449475]

約数ペア:

[(1, 18449475), (3, 6149825), (5, 3689895), (11, 1677225), (15, 1229965), (19, 971025), (25, 737979), (33, 559075), (55, 335445), (57, 323675), (75, 245993), (95, 194205), (107, 172425), (121, 152475), (165, 111815), (209, 88275), (275, 67089), (285, 64735), (321, 57475), (363, 50825), (475, 38841), (535, 34485), (605, 30495), (627, 29425), (825, 22363), (1045, 17655), (1177, 15675), (1425, 12947), (1605, 11495), (1815, 10165), (2033, 9075), (2299, 8025), (2675, 6897), (3025, 6099), (3135, 5885), (3531, 5225)]