19116075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 38568960

約数和(自身を除く): 19452885

約数列:

[1, 3, 5, 11, 15, 17, 25, 29, 33, 47, 51, 55, 75, 85, 87, 141, 145, 165, 187, 235, 255, 275, 319, 425, 435, 493, 517, 561, 705, 725, 799, 825, 935, 957, 1175, 1275, 1363, 1479, 1551, 1595, 2175, 2397, 2465, 2585, 2805, 3525, 3995, 4089, 4675, 4785, 5423, 6815, 7395, 7755, 7975, 8789, 11985, 12325, 12925, 14025, 14993, 16269, 19975, 20445, 23171, 23925, 26367, 27115, 34075, 36975, 38775, 43945, 44979, 59925, 69513, 74965, 81345, 102225, 115855, 131835, 135575, 219725, 224895, 254881, 347565, 374825, 406725, 579275, 659175, 764643, 1124475, 1274405, 1737825, 3823215, 6372025, 19116075]

約数ペア:

[(1, 19116075), (3, 6372025), (5, 3823215), (11, 1737825), (15, 1274405), (17, 1124475), (25, 764643), (29, 659175), (33, 579275), (47, 406725), (51, 374825), (55, 347565), (75, 254881), (85, 224895), (87, 219725), (141, 135575), (145, 131835), (165, 115855), (187, 102225), (235, 81345), (255, 74965), (275, 69513), (319, 59925), (425, 44979), (435, 43945), (493, 38775), (517, 36975), (561, 34075), (705, 27115), (725, 26367), (799, 23925), (825, 23171), (935, 20445), (957, 19975), (1175, 16269), (1275, 14993), (1363, 14025), (1479, 12925), (1551, 12325), (1595, 11985), (2175, 8789), (2397, 7975), (2465, 7755), (2585, 7395), (2805, 6815), (3525, 5423), (3995, 4785), (4089, 4675)]