18561979848

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1\times {\mathrm{6961}}^1$

素因数の和:7918

約数の個数: 64

約数和(自身を含む): 46808032320

約数和(自身を除く): 28246052472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 548, 811, 822, 1096, 1622, 1644, 2433, 3244, 3288, 4866, 6488, 6961, 9732, 13922, 19464, 20883, 27844, 41766, 55688, 83532, 111107, 167064, 222214, 333321, 444428, 666642, 888856, 953657, 1333284, 1907314, 2666568, 2860971, 3814628, 5645371, 5721942, 7629256, 11290742, 11443884, 16936113, 22581484, 22887768, 33872226, 45162968, 67744452, 135488904, 773415827, 1546831654, 2320247481, 3093663308, 4640494962, 6187326616, 9280989924, 18561979848]

約数ペア:

[(1, 18561979848), (2, 9280989924), (3, 6187326616), (4, 4640494962), (6, 3093663308), (8, 2320247481), (12, 1546831654), (24, 773415827), (137, 135488904), (274, 67744452), (411, 45162968), (548, 33872226), (811, 22887768), (822, 22581484), (1096, 16936113), (1622, 11443884), (1644, 11290742), (2433, 7629256), (3244, 5721942), (3288, 5645371), (4866, 3814628), (6488, 2860971), (6961, 2666568), (9732, 1907314), (13922, 1333284), (19464, 953657), (20883, 888856), (27844, 666642), (41766, 444428), (55688, 333321), (83532, 222214), (111107, 167064)]