19471424

素因数分解:

$2^6\times 7^3\times {\mathrm{887}}^1$

素因数の和:920

約数の個数: 56

約数和(自身を含む): 45110400

約数和(自身を除く): 25638976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 887, 1372, 1568, 1774, 2744, 3136, 3548, 5488, 6209, 7096, 10976, 12418, 14192, 21952, 24836, 28384, 43463, 49672, 56768, 86926, 99344, 173852, 198688, 304241, 347704, 397376, 608482, 695408, 1216964, 1390816, 2433928, 2781632, 4867856, 9735712, 19471424]

約数ペア:

[(1, 19471424), (2, 9735712), (4, 4867856), (7, 2781632), (8, 2433928), (14, 1390816), (16, 1216964), (28, 695408), (32, 608482), (49, 397376), (56, 347704), (64, 304241), (98, 198688), (112, 173852), (196, 99344), (224, 86926), (343, 56768), (392, 49672), (448, 43463), (686, 28384), (784, 24836), (887, 21952), (1372, 14192), (1568, 12418), (1774, 10976), (2744, 7096), (3136, 6209), (3548, 5488)]