19574912

素因数分解:

$2^7\times 7^2\times {\mathrm{3121}}^1$

素因数の和:3149

約数の個数: 48

約数和(自身を含む): 45378270

約数和(自身を除く): 25803358

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3121, 3136, 6242, 6272, 12484, 21847, 24968, 43694, 49936, 87388, 99872, 152929, 174776, 199744, 305858, 349552, 399488, 611716, 699104, 1223432, 1398208, 2446864, 2796416, 4893728, 9787456, 19574912]

約数ペア:

[(1, 19574912), (2, 9787456), (4, 4893728), (7, 2796416), (8, 2446864), (14, 1398208), (16, 1223432), (28, 699104), (32, 611716), (49, 399488), (56, 349552), (64, 305858), (98, 199744), (112, 174776), (128, 152929), (196, 99872), (224, 87388), (392, 49936), (448, 43694), (784, 24968), (896, 21847), (1568, 12484), (3121, 6272), (3136, 6242)]