20512707826624

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{751}}^1\times {\mathrm{67411}}^1$

素因数の和:68674

約数の個数: 112

約数和(自身を含む): 43985206107136

約数和(自身を除く): 23472498280512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 487, 751, 832, 974, 1502, 1948, 3004, 3896, 6008, 6331, 7792, 9763, 12016, 12662, 15584, 19526, 24032, 25324, 31168, 39052, 48064, 50648, 67411, 78104, 101296, 134822, 156208, 202592, 269644, 312416, 365737, 405184, 539288, 624832, 731474, 876343, 1078576, 1462948, 1752686, 2157152, 2925896, 3505372, 4314304, 4754581, 5851792, 7010744, 9509162, 11703584, 14021488, 19018324, 23407168, 28042976, 32829157, 38036648, 50625661, 56085952, 65658314, 76073296, 101251322, 131316628, 152146592, 202502644, 262633256, 304293184, 405005288, 426779041, 525266512, 658133593, 810010576, 853558082, 1050533024, 1316267186, 1620021152, 1707116164, 2101066048, 2632534372, 3240042304, 3414232328, 5265068744, 6828464656, 10530137488, 13656929312, 21060274976, 24654696907, 27313858624, 42120549952, 49309393814, 98618787628, 197237575256, 320511059791, 394475150512, 641022119582, 788950301024, 1282044239164, 1577900602048, 2564088478328, 5128176956656, 10256353913312, 20512707826624]

約数ペア:

[(1, 20512707826624), (2, 10256353913312), (4, 5128176956656), (8, 2564088478328), (13, 1577900602048), (16, 1282044239164), (26, 788950301024), (32, 641022119582), (52, 394475150512), (64, 320511059791), (104, 197237575256), (208, 98618787628), (416, 49309393814), (487, 42120549952), (751, 27313858624), (832, 24654696907), (974, 21060274976), (1502, 13656929312), (1948, 10530137488), (3004, 6828464656), (3896, 5265068744), (6008, 3414232328), (6331, 3240042304), (7792, 2632534372), (9763, 2101066048), (12016, 1707116164), (12662, 1620021152), (15584, 1316267186), (19526, 1050533024), (24032, 853558082), (25324, 810010576), (31168, 658133593), (39052, 525266512), (48064, 426779041), (50648, 405005288), (67411, 304293184), (78104, 262633256), (101296, 202502644), (134822, 152146592), (156208, 131316628), (202592, 101251322), (269644, 76073296), (312416, 65658314), (365737, 56085952), (405184, 50625661), (539288, 38036648), (624832, 32829157), (731474, 28042976), (876343, 23407168), (1078576, 19018324), (1462948, 14021488), (1752686, 11703584), (2157152, 9509162), (2925896, 7010744), (3505372, 5851792), (4314304, 4754581)]