19745824

素因数分解:

$2^5\times 7^4\times {\mathrm{257}}^1$

素因数の和:295

約数の個数: 60

約数和(自身を含む): 45527454

約数和(自身を除く): 25781630

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 257, 343, 392, 514, 686, 784, 1028, 1372, 1568, 1799, 2056, 2401, 2744, 3598, 4112, 4802, 5488, 7196, 8224, 9604, 10976, 12593, 14392, 19208, 25186, 28784, 38416, 50372, 57568, 76832, 88151, 100744, 176302, 201488, 352604, 402976, 617057, 705208, 1234114, 1410416, 2468228, 2820832, 4936456, 9872912, 19745824]

約数ペア:

[(1, 19745824), (2, 9872912), (4, 4936456), (7, 2820832), (8, 2468228), (14, 1410416), (16, 1234114), (28, 705208), (32, 617057), (49, 402976), (56, 352604), (98, 201488), (112, 176302), (196, 100744), (224, 88151), (257, 76832), (343, 57568), (392, 50372), (514, 38416), (686, 28784), (784, 25186), (1028, 19208), (1372, 14392), (1568, 12593), (1799, 10976), (2056, 9604), (2401, 8224), (2744, 7196), (3598, 5488), (4112, 4802)]