20244880768

素因数分解:

$2^7\times 7^3\times {\mathrm{47}}^1\times {\mathrm{9811}}^1$

素因数の和:9893

約数の個数: 128

約数和(自身を含む): 48039552000

約数和(自身を除く): 27794671232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 94, 98, 112, 128, 188, 196, 224, 329, 343, 376, 392, 448, 658, 686, 752, 784, 896, 1316, 1372, 1504, 1568, 2303, 2632, 2744, 3008, 3136, 4606, 5264, 5488, 6016, 6272, 9212, 9811, 10528, 10976, 16121, 18424, 19622, 21056, 21952, 32242, 36848, 39244, 42112, 43904, 64484, 68677, 73696, 78488, 128968, 137354, 147392, 156976, 257936, 274708, 294784, 313952, 461117, 480739, 515872, 549416, 627904, 922234, 961478, 1031744, 1098832, 1255808, 1844468, 1922956, 2063488, 2197664, 3227819, 3365173, 3688936, 3845912, 4395328, 6455638, 6730346, 7377872, 7691824, 8790656, 12911276, 13460692, 14755744, 15383648, 22594733, 25822552, 26921384, 29511488, 30767296, 45189466, 51645104, 53842768, 59022976, 61534592, 90378932, 103290208, 107685536, 158163131, 180757864, 206580416, 215371072, 316326262, 361515728, 413160832, 430742144, 632652524, 723031456, 1265305048, 1446062912, 2530610096, 2892125824, 5061220192, 10122440384, 20244880768]

約数ペア:

[(1, 20244880768), (2, 10122440384), (4, 5061220192), (7, 2892125824), (8, 2530610096), (14, 1446062912), (16, 1265305048), (28, 723031456), (32, 632652524), (47, 430742144), (49, 413160832), (56, 361515728), (64, 316326262), (94, 215371072), (98, 206580416), (112, 180757864), (128, 158163131), (188, 107685536), (196, 103290208), (224, 90378932), (329, 61534592), (343, 59022976), (376, 53842768), (392, 51645104), (448, 45189466), (658, 30767296), (686, 29511488), (752, 26921384), (784, 25822552), (896, 22594733), (1316, 15383648), (1372, 14755744), (1504, 13460692), (1568, 12911276), (2303, 8790656), (2632, 7691824), (2744, 7377872), (3008, 6730346), (3136, 6455638), (4606, 4395328), (5264, 3845912), (5488, 3688936), (6016, 3365173), (6272, 3227819), (9212, 2197664), (9811, 2063488), (10528, 1922956), (10976, 1844468), (16121, 1255808), (18424, 1098832), (19622, 1031744), (21056, 961478), (21952, 922234), (32242, 627904), (36848, 549416), (39244, 515872), (42112, 480739), (43904, 461117), (64484, 313952), (68677, 294784), (73696, 274708), (78488, 257936), (128968, 156976), (137354, 147392)]