19030275

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 72

約数和(自身を含む): 38591280

約数和(自身を除く): 19561005

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 165, 225, 233, 275, 297, 363, 495, 605, 675, 699, 825, 1089, 1165, 1485, 1815, 2097, 2475, 2563, 3025, 3267, 3495, 5445, 5825, 6291, 7425, 7689, 9075, 10485, 12815, 16335, 17475, 23067, 27225, 28193, 31455, 38445, 52425, 64075, 69201, 81675, 84579, 115335, 140965, 157275, 192225, 253737, 346005, 422895, 576675, 704825, 761211, 1268685, 1730025, 2114475, 3806055, 6343425, 19030275]

約数ペア:

[(1, 19030275), (3, 6343425), (5, 3806055), (9, 2114475), (11, 1730025), (15, 1268685), (25, 761211), (27, 704825), (33, 576675), (45, 422895), (55, 346005), (75, 253737), (99, 192225), (121, 157275), (135, 140965), (165, 115335), (225, 84579), (233, 81675), (275, 69201), (297, 64075), (363, 52425), (495, 38445), (605, 31455), (675, 28193), (699, 27225), (825, 23067), (1089, 17475), (1165, 16335), (1485, 12815), (1815, 10485), (2097, 9075), (2475, 7689), (2563, 7425), (3025, 6291), (3267, 5825), (3495, 5445)]