20346737385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1531}}^1$

素因数の和:1799

約数の個数: 128

約数和(自身を含む): 39285872640

約数和(自身を除く): 18939135255

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 211, 221, 247, 255, 285, 323, 633, 663, 741, 969, 1055, 1105, 1235, 1531, 1615, 2743, 3165, 3315, 3587, 3705, 4009, 4199, 4593, 4845, 7655, 8229, 10761, 12027, 12597, 13715, 17935, 19903, 20045, 20995, 22965, 26027, 29089, 41145, 46631, 52117, 53805, 59709, 60135, 62985, 68153, 78081, 87267, 99515, 130135, 139893, 145445, 156351, 204459, 233155, 260585, 298545, 323041, 338351, 340765, 378157, 390405, 436335, 494513, 699465, 781755, 885989, 969123, 1015053, 1022295, 1134471, 1483539, 1615205, 1691755, 1890785, 2472565, 2657967, 4199533, 4429945, 4845615, 5075265, 5491697, 5672355, 6137779, 6428669, 7417695, 12598599, 13289835, 16475091, 18413337, 19286007, 20997665, 27458485, 30688895, 32143345, 62992995, 71392061, 79791127, 82375455, 92066685, 96430035, 104342243, 214176183, 239373381, 313026729, 356960305, 398955635, 521711215, 1070880915, 1196866905, 1356449159, 1565133645, 4069347477, 6782245795, 20346737385]

約数ペア:

[(1, 20346737385), (3, 6782245795), (5, 4069347477), (13, 1565133645), (15, 1356449159), (17, 1196866905), (19, 1070880915), (39, 521711215), (51, 398955635), (57, 356960305), (65, 313026729), (85, 239373381), (95, 214176183), (195, 104342243), (211, 96430035), (221, 92066685), (247, 82375455), (255, 79791127), (285, 71392061), (323, 62992995), (633, 32143345), (663, 30688895), (741, 27458485), (969, 20997665), (1055, 19286007), (1105, 18413337), (1235, 16475091), (1531, 13289835), (1615, 12598599), (2743, 7417695), (3165, 6428669), (3315, 6137779), (3587, 5672355), (3705, 5491697), (4009, 5075265), (4199, 4845615), (4593, 4429945), (4845, 4199533), (7655, 2657967), (8229, 2472565), (10761, 1890785), (12027, 1691755), (12597, 1615205), (13715, 1483539), (17935, 1134471), (19903, 1022295), (20045, 1015053), (20995, 969123), (22965, 885989), (26027, 781755), (29089, 699465), (41145, 494513), (46631, 436335), (52117, 390405), (53805, 378157), (59709, 340765), (60135, 338351), (62985, 323041), (68153, 298545), (78081, 260585), (87267, 233155), (99515, 204459), (130135, 156351), (139893, 145445)]