19449307816

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{12781}}^1$

素因数の和:12974

約数の個数: 64

約数和(自身を含む): 38556136080

約数和(自身を除く): 19106828264

約数列:

[1, 2, 4, 8, 37, 53, 74, 97, 106, 148, 194, 212, 296, 388, 424, 776, 1961, 3589, 3922, 5141, 7178, 7844, 10282, 12781, 14356, 15688, 20564, 25562, 28712, 41128, 51124, 102248, 190217, 380434, 472897, 677393, 760868, 945794, 1239757, 1354786, 1521736, 1891588, 2479514, 2709572, 3783176, 4959028, 5419144, 9918056, 25063541, 45871009, 50127082, 65707121, 91742018, 100254164, 131414242, 183484036, 200508328, 262828484, 366968072, 525656968, 2431163477, 4862326954, 9724653908, 19449307816]

約数ペア:

[(1, 19449307816), (2, 9724653908), (4, 4862326954), (8, 2431163477), (37, 525656968), (53, 366968072), (74, 262828484), (97, 200508328), (106, 183484036), (148, 131414242), (194, 100254164), (212, 91742018), (296, 65707121), (388, 50127082), (424, 45871009), (776, 25063541), (1961, 9918056), (3589, 5419144), (3922, 4959028), (5141, 3783176), (7178, 2709572), (7844, 2479514), (10282, 1891588), (12781, 1521736), (14356, 1354786), (15688, 1239757), (20564, 945794), (25562, 760868), (28712, 677393), (41128, 472897), (51124, 380434), (102248, 190217)]