20866792912

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1489

約数の個数: 160

約数和(自身を含む): 49408901120

約数和(自身を除く): 28542108208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 127, 148, 217, 248, 254, 259, 296, 434, 496, 508, 518, 592, 868, 889, 1016, 1036, 1147, 1279, 1736, 1778, 2032, 2072, 2294, 2558, 3472, 3556, 3937, 4144, 4588, 4699, 5116, 7112, 7874, 8029, 8953, 9176, 9398, 10232, 14224, 15748, 16058, 17906, 18352, 18796, 20464, 27559, 31496, 32116, 32893, 35812, 37592, 39649, 47323, 55118, 62992, 64232, 65786, 71624, 75184, 79298, 94646, 110236, 128464, 131572, 143248, 145669, 158596, 162433, 189292, 220472, 263144, 277543, 291338, 317192, 324866, 331261, 378584, 440944, 526288, 555086, 582676, 634384, 649732, 662522, 757168, 1019683, 1110172, 1137031, 1165352, 1299464, 1325044, 1467013, 2039366, 2220344, 2274062, 2330704, 2598928, 2650088, 2934026, 4078732, 4440688, 4548124, 5035423, 5300176, 5868052, 6010021, 8157464, 9096248, 10070846, 10269091, 11736104, 12020042, 16314928, 18192496, 20141692, 20538182, 23472208, 24040084, 35247961, 40283384, 41076364, 42070147, 48080168, 70495922, 80566768, 82152728, 84140294, 96160336, 140991844, 164305456, 168280588, 186310651, 281983688, 336561176, 372621302, 563967376, 673122352, 745242604, 1304174557, 1490485208, 2608349114, 2980970416, 5216698228, 10433396456, 20866792912]

約数ペア:

[(1, 20866792912), (2, 10433396456), (4, 5216698228), (7, 2980970416), (8, 2608349114), (14, 1490485208), (16, 1304174557), (28, 745242604), (31, 673122352), (37, 563967376), (56, 372621302), (62, 336561176), (74, 281983688), (112, 186310651), (124, 168280588), (127, 164305456), (148, 140991844), (217, 96160336), (248, 84140294), (254, 82152728), (259, 80566768), (296, 70495922), (434, 48080168), (496, 42070147), (508, 41076364), (518, 40283384), (592, 35247961), (868, 24040084), (889, 23472208), (1016, 20538182), (1036, 20141692), (1147, 18192496), (1279, 16314928), (1736, 12020042), (1778, 11736104), (2032, 10269091), (2072, 10070846), (2294, 9096248), (2558, 8157464), (3472, 6010021), (3556, 5868052), (3937, 5300176), (4144, 5035423), (4588, 4548124), (4699, 4440688), (5116, 4078732), (7112, 2934026), (7874, 2650088), (8029, 2598928), (8953, 2330704), (9176, 2274062), (9398, 2220344), (10232, 2039366), (14224, 1467013), (15748, 1325044), (16058, 1299464), (17906, 1165352), (18352, 1137031), (18796, 1110172), (20464, 1019683), (27559, 757168), (31496, 662522), (32116, 649732), (32893, 634384), (35812, 582676), (37592, 555086), (39649, 526288), (47323, 440944), (55118, 378584), (62992, 331261), (64232, 324866), (65786, 317192), (71624, 291338), (75184, 277543), (79298, 263144), (94646, 220472), (110236, 189292), (128464, 162433), (131572, 158596), (143248, 145669)]