19104525

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 39997440

約数和(自身を除く): 20892915

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 31, 33, 45, 55, 75, 83, 93, 99, 135, 155, 165, 225, 249, 275, 279, 297, 341, 415, 465, 495, 675, 747, 775, 825, 837, 913, 1023, 1245, 1395, 1485, 1705, 2075, 2241, 2325, 2475, 2573, 2739, 3069, 3735, 4185, 4565, 5115, 6225, 6975, 7425, 7719, 8217, 8525, 9207, 11205, 12865, 13695, 15345, 18675, 20925, 22825, 23157, 24651, 25575, 28303, 38595, 41085, 46035, 56025, 64325, 68475, 69471, 76725, 84909, 115785, 123255, 141515, 192975, 205425, 230175, 254727, 347355, 424545, 578925, 616275, 707575, 764181, 1273635, 1736775, 2122725, 3820905, 6368175, 19104525]

約数ペア:

[(1, 19104525), (3, 6368175), (5, 3820905), (9, 2122725), (11, 1736775), (15, 1273635), (25, 764181), (27, 707575), (31, 616275), (33, 578925), (45, 424545), (55, 347355), (75, 254727), (83, 230175), (93, 205425), (99, 192975), (135, 141515), (155, 123255), (165, 115785), (225, 84909), (249, 76725), (275, 69471), (279, 68475), (297, 64325), (341, 56025), (415, 46035), (465, 41085), (495, 38595), (675, 28303), (747, 25575), (775, 24651), (825, 23157), (837, 22825), (913, 20925), (1023, 18675), (1245, 15345), (1395, 13695), (1485, 12865), (1705, 11205), (2075, 9207), (2241, 8525), (2325, 8217), (2475, 7719), (2573, 7425), (2739, 6975), (3069, 6225), (3735, 5115), (4185, 4565)]