20911504848

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{733}}^1$

素因数の和:1237

約数の個数: 160

約数和(自身を含む): 58869148800

約数和(自身を除く): 37957643952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 131, 156, 208, 262, 312, 349, 393, 524, 624, 698, 733, 786, 1047, 1048, 1396, 1466, 1572, 1703, 2094, 2096, 2199, 2792, 2932, 3144, 3406, 4188, 4398, 4537, 5109, 5584, 5864, 6288, 6812, 8376, 8796, 9074, 9529, 10218, 11728, 13611, 13624, 16752, 17592, 18148, 19058, 20436, 27222, 27248, 28587, 35184, 36296, 38116, 40872, 45719, 54444, 57174, 72592, 76232, 81744, 91438, 96023, 108888, 114348, 137157, 152464, 182876, 192046, 217776, 228696, 255817, 274314, 288069, 365752, 384092, 457392, 511634, 548628, 576138, 594347, 731504, 767451, 768184, 1023268, 1097256, 1152276, 1188694, 1248299, 1534902, 1536368, 1783041, 2046536, 2194512, 2304552, 2377388, 2496598, 3069804, 3325621, 3566082, 3744897, 4093072, 4609104, 4754776, 4993196, 6139608, 6651242, 7132164, 7489794, 9509552, 9976863, 9986392, 12279216, 13302484, 14264328, 14979588, 19953726, 19972784, 26604968, 28528656, 29959176, 33512027, 39907452, 53209936, 59918352, 67024054, 79814904, 100536081, 134048108, 159629808, 201072162, 268096216, 402144324, 435656351, 536192432, 804288648, 871312702, 1306969053, 1608577296, 1742625404, 2613938106, 3485250808, 5227876212, 6970501616, 10455752424, 20911504848]

約数ペア:

[(1, 20911504848), (2, 10455752424), (3, 6970501616), (4, 5227876212), (6, 3485250808), (8, 2613938106), (12, 1742625404), (13, 1608577296), (16, 1306969053), (24, 871312702), (26, 804288648), (39, 536192432), (48, 435656351), (52, 402144324), (78, 268096216), (104, 201072162), (131, 159629808), (156, 134048108), (208, 100536081), (262, 79814904), (312, 67024054), (349, 59918352), (393, 53209936), (524, 39907452), (624, 33512027), (698, 29959176), (733, 28528656), (786, 26604968), (1047, 19972784), (1048, 19953726), (1396, 14979588), (1466, 14264328), (1572, 13302484), (1703, 12279216), (2094, 9986392), (2096, 9976863), (2199, 9509552), (2792, 7489794), (2932, 7132164), (3144, 6651242), (3406, 6139608), (4188, 4993196), (4398, 4754776), (4537, 4609104), (5109, 4093072), (5584, 3744897), (5864, 3566082), (6288, 3325621), (6812, 3069804), (8376, 2496598), (8796, 2377388), (9074, 2304552), (9529, 2194512), (10218, 2046536), (11728, 1783041), (13611, 1536368), (13624, 1534902), (16752, 1248299), (17592, 1188694), (18148, 1152276), (19058, 1097256), (20436, 1023268), (27222, 768184), (27248, 767451), (28587, 731504), (35184, 594347), (36296, 576138), (38116, 548628), (40872, 511634), (45719, 457392), (54444, 384092), (57174, 365752), (72592, 288069), (76232, 274314), (81744, 255817), (91438, 228696), (96023, 217776), (108888, 192046), (114348, 182876), (137157, 152464)]