1966221824

素因数分解:

$2^9\times 7^2\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:646

約数の個数: 120

約数和(自身を含む): 4605869268

約数和(自身を除く): 2639647444

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 181, 196, 224, 256, 362, 392, 433, 448, 512, 724, 784, 866, 896, 1267, 1448, 1568, 1732, 1792, 2534, 2896, 3031, 3136, 3464, 3584, 5068, 5792, 6062, 6272, 6928, 8869, 10136, 11584, 12124, 12544, 13856, 17738, 20272, 21217, 23168, 24248, 25088, 27712, 35476, 40544, 42434, 46336, 48496, 55424, 70952, 78373, 81088, 84868, 92672, 96992, 110848, 141904, 156746, 162176, 169736, 193984, 221696, 283808, 313492, 324352, 339472, 387968, 548611, 567616, 626984, 648704, 678944, 775936, 1097222, 1135232, 1253968, 1357888, 1551872, 2194444, 2270464, 2507936, 2715776, 3840277, 4388888, 4540928, 5015872, 5431552, 7680554, 8777776, 10031744, 10863104, 15361108, 17555552, 20063488, 30722216, 35111104, 40126976, 61444432, 70222208, 122888864, 140444416, 245777728, 280888832, 491555456, 983110912, 1966221824]

約数ペア:

[(1, 1966221824), (2, 983110912), (4, 491555456), (7, 280888832), (8, 245777728), (14, 140444416), (16, 122888864), (28, 70222208), (32, 61444432), (49, 40126976), (56, 35111104), (64, 30722216), (98, 20063488), (112, 17555552), (128, 15361108), (181, 10863104), (196, 10031744), (224, 8777776), (256, 7680554), (362, 5431552), (392, 5015872), (433, 4540928), (448, 4388888), (512, 3840277), (724, 2715776), (784, 2507936), (866, 2270464), (896, 2194444), (1267, 1551872), (1448, 1357888), (1568, 1253968), (1732, 1135232), (1792, 1097222), (2534, 775936), (2896, 678944), (3031, 648704), (3136, 626984), (3464, 567616), (3584, 548611), (5068, 387968), (5792, 339472), (6062, 324352), (6272, 313492), (6928, 283808), (8869, 221696), (10136, 193984), (11584, 169736), (12124, 162176), (12544, 156746), (13856, 141904), (17738, 110848), (20272, 96992), (21217, 92672), (23168, 84868), (24248, 81088), (25088, 78373), (27712, 70952), (35476, 55424), (40544, 48496), (42434, 46336)]