20112451912

素因数分解:

$2^3\times 7^1\times {\mathrm{1597}}^1\times {\mathrm{224891}}^1$

素因数の和:226501

約数の個数: 32

約数和(自身を含む): 43125289920

約数和(自身を除く): 23012838008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1597, 3194, 6388, 11179, 12776, 22358, 44716, 89432, 224891, 449782, 899564, 1574237, 1799128, 3148474, 6296948, 12593896, 359150927, 718301854, 1436603708, 2514056489, 2873207416, 5028112978, 10056225956, 20112451912]

約数ペア:

[(1, 20112451912), (2, 10056225956), (4, 5028112978), (7, 2873207416), (8, 2514056489), (14, 1436603708), (28, 718301854), (56, 359150927), (1597, 12593896), (3194, 6296948), (6388, 3148474), (11179, 1799128), (12776, 1574237), (22358, 899564), (44716, 449782), (89432, 224891)]