19430264

素因数分解:

$2^3\times 7^3\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 43512000

約数和(自身を除く): 24081736

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 97, 98, 146, 194, 196, 292, 343, 388, 392, 511, 584, 679, 686, 776, 1022, 1358, 1372, 2044, 2716, 2744, 3577, 4088, 4753, 5432, 7081, 7154, 9506, 14162, 14308, 19012, 25039, 28324, 28616, 33271, 38024, 49567, 50078, 56648, 66542, 99134, 100156, 133084, 198268, 200312, 266168, 346969, 396536, 693938, 1387876, 2428783, 2775752, 4857566, 9715132, 19430264]

約数ペア:

[(1, 19430264), (2, 9715132), (4, 4857566), (7, 2775752), (8, 2428783), (14, 1387876), (28, 693938), (49, 396536), (56, 346969), (73, 266168), (97, 200312), (98, 198268), (146, 133084), (194, 100156), (196, 99134), (292, 66542), (343, 56648), (388, 50078), (392, 49567), (511, 38024), (584, 33271), (679, 28616), (686, 28324), (776, 25039), (1022, 19012), (1358, 14308), (1372, 14162), (2044, 9506), (2716, 7154), (2744, 7081), (3577, 5432), (4088, 4753)]