20999144496

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{970027}}^1$

素因数の和:970090

約数の個数: 80

約数和(自身を含む): 60622869888

約数和(自身を除く): 39623725392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 41, 44, 48, 66, 82, 88, 123, 132, 164, 176, 246, 264, 328, 451, 492, 528, 656, 902, 984, 1353, 1804, 1968, 2706, 3608, 5412, 7216, 10824, 21648, 970027, 1940054, 2910081, 3880108, 5820162, 7760216, 10670297, 11640324, 15520432, 21340594, 23280648, 32010891, 39771107, 42681188, 46561296, 64021782, 79542214, 85362376, 119313321, 128043564, 159084428, 170724752, 238626642, 256087128, 318168856, 437482177, 477253284, 512174256, 636337712, 874964354, 954506568, 1312446531, 1749928708, 1909013136, 2624893062, 3499857416, 5249786124, 6999714832, 10499572248, 20999144496]

約数ペア:

[(1, 20999144496), (2, 10499572248), (3, 6999714832), (4, 5249786124), (6, 3499857416), (8, 2624893062), (11, 1909013136), (12, 1749928708), (16, 1312446531), (22, 954506568), (24, 874964354), (33, 636337712), (41, 512174256), (44, 477253284), (48, 437482177), (66, 318168856), (82, 256087128), (88, 238626642), (123, 170724752), (132, 159084428), (164, 128043564), (176, 119313321), (246, 85362376), (264, 79542214), (328, 64021782), (451, 46561296), (492, 42681188), (528, 39771107), (656, 32010891), (902, 23280648), (984, 21340594), (1353, 15520432), (1804, 11640324), (1968, 10670297), (2706, 7760216), (3608, 5820162), (5412, 3880108), (7216, 2910081), (10824, 1940054), (21648, 970027)]