20174878016

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:596

約数の個数: 112

約数和(自身を含む): 41371875600

約数和(自身を除く): 21196997584

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 109, 146, 173, 218, 229, 292, 346, 436, 458, 584, 692, 872, 916, 1168, 1384, 1744, 1832, 2336, 2768, 3488, 3664, 4672, 5536, 6976, 7328, 7957, 11072, 12629, 14656, 15914, 16717, 18857, 24961, 25258, 31828, 33434, 37714, 39617, 49922, 50516, 63656, 66868, 75428, 79234, 99844, 101032, 127312, 133736, 150856, 158468, 199688, 202064, 254624, 267472, 301712, 316936, 399376, 404128, 509248, 534944, 603424, 633872, 798752, 808256, 1069888, 1206848, 1267744, 1376561, 1597504, 1822153, 2535488, 2753122, 2892041, 3644306, 4318253, 5506244, 5784082, 7288612, 8636506, 11012488, 11568164, 14577224, 17273012, 22024976, 23136328, 29154448, 34546024, 44049952, 46272656, 58308896, 69092048, 88099904, 92545312, 116617792, 138184096, 185090624, 276368192, 315232469, 630464938, 1260929876, 2521859752, 5043719504, 10087439008, 20174878016]

約数ペア:

[(1, 20174878016), (2, 10087439008), (4, 5043719504), (8, 2521859752), (16, 1260929876), (32, 630464938), (64, 315232469), (73, 276368192), (109, 185090624), (146, 138184096), (173, 116617792), (218, 92545312), (229, 88099904), (292, 69092048), (346, 58308896), (436, 46272656), (458, 44049952), (584, 34546024), (692, 29154448), (872, 23136328), (916, 22024976), (1168, 17273012), (1384, 14577224), (1744, 11568164), (1832, 11012488), (2336, 8636506), (2768, 7288612), (3488, 5784082), (3664, 5506244), (4672, 4318253), (5536, 3644306), (6976, 2892041), (7328, 2753122), (7957, 2535488), (11072, 1822153), (12629, 1597504), (14656, 1376561), (15914, 1267744), (16717, 1206848), (18857, 1069888), (24961, 808256), (25258, 798752), (31828, 633872), (33434, 603424), (37714, 534944), (39617, 509248), (49922, 404128), (50516, 399376), (63656, 316936), (66868, 301712), (75428, 267472), (79234, 254624), (99844, 202064), (101032, 199688), (127312, 158468), (133736, 150856)]