19963552

素因数分解:

$2^5\times 7^1\times {\mathrm{89123}}^1$

素因数の和:89140

約数の個数: 24

約数和(自身を含む): 44918496

約数和(自身を除く): 24954944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89123, 178246, 356492, 623861, 712984, 1247722, 1425968, 2495444, 2851936, 4990888, 9981776, 19963552]

約数ペア:

[(1, 19963552), (2, 9981776), (4, 4990888), (7, 2851936), (8, 2495444), (14, 1425968), (16, 1247722), (28, 712984), (32, 623861), (56, 356492), (112, 178246), (224, 89123)]