20221344

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 67695264

約数和(自身を除く): 47473920

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 96, 99, 104, 117, 132, 143, 144, 156, 176, 198, 208, 234, 264, 286, 288, 312, 352, 396, 416, 429, 468, 491, 528, 572, 624, 792, 858, 936, 982, 1056, 1144, 1248, 1287, 1473, 1584, 1716, 1872, 1964, 2288, 2574, 2946, 3168, 3432, 3744, 3928, 4419, 4576, 5148, 5401, 5892, 6383, 6864, 7856, 8838, 10296, 10802, 11784, 12766, 13728, 15712, 16203, 17676, 19149, 20592, 21604, 23568, 25532, 32406, 35352, 38298, 41184, 43208, 47136, 48609, 51064, 57447, 64812, 70213, 70704, 76596, 86416, 97218, 102128, 114894, 129624, 140426, 141408, 153192, 172832, 194436, 204256, 210639, 229788, 259248, 280852, 306384, 388872, 421278, 459576, 518496, 561704, 612768, 631917, 777744, 842556, 919152, 1123408, 1263834, 1555488, 1685112, 1838304, 2246816, 2527668, 3370224, 5055336, 6740448, 10110672, 20221344]

約数ペア:

[(1, 20221344), (2, 10110672), (3, 6740448), (4, 5055336), (6, 3370224), (8, 2527668), (9, 2246816), (11, 1838304), (12, 1685112), (13, 1555488), (16, 1263834), (18, 1123408), (22, 919152), (24, 842556), (26, 777744), (32, 631917), (33, 612768), (36, 561704), (39, 518496), (44, 459576), (48, 421278), (52, 388872), (66, 306384), (72, 280852), (78, 259248), (88, 229788), (96, 210639), (99, 204256), (104, 194436), (117, 172832), (132, 153192), (143, 141408), (144, 140426), (156, 129624), (176, 114894), (198, 102128), (208, 97218), (234, 86416), (264, 76596), (286, 70704), (288, 70213), (312, 64812), (352, 57447), (396, 51064), (416, 48609), (429, 47136), (468, 43208), (491, 41184), (528, 38298), (572, 35352), (624, 32406), (792, 25532), (858, 23568), (936, 21604), (982, 20592), (1056, 19149), (1144, 17676), (1248, 16203), (1287, 15712), (1473, 13728), (1584, 12766), (1716, 11784), (1872, 10802), (1964, 10296), (2288, 8838), (2574, 7856), (2946, 6864), (3168, 6383), (3432, 5892), (3744, 5401), (3928, 5148), (4419, 4576)]