31543456

素因数分解:

$2^5\times 7^2\times {\mathrm{20117}}^1$

素因数の和:20141

約数の個数: 36

約数和(自身を含む): 72243738

約数和(自身を除く): 40700282

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 20117, 40234, 80468, 140819, 160936, 281638, 321872, 563276, 643744, 985733, 1126552, 1971466, 2253104, 3942932, 4506208, 7885864, 15771728, 31543456]

約数ペア:

[(1, 31543456), (2, 15771728), (4, 7885864), (7, 4506208), (8, 3942932), (14, 2253104), (16, 1971466), (28, 1126552), (32, 985733), (49, 643744), (56, 563276), (98, 321872), (112, 281638), (196, 160936), (224, 140819), (392, 80468), (784, 40234), (1568, 20117)]