20435912

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4999}}^1$

素因数の和:5085

約数の個数: 32

約数和(自身を含む): 44400000

約数和(自身を除く): 23964088

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4999, 9998, 19996, 34993, 39992, 69986, 139972, 279944, 364927, 729854, 1459708, 2554489, 2919416, 5108978, 10217956, 20435912]

約数ペア:

[(1, 20435912), (2, 10217956), (4, 5108978), (7, 2919416), (8, 2554489), (14, 1459708), (28, 729854), (56, 364927), (73, 279944), (146, 139972), (292, 69986), (511, 39992), (584, 34993), (1022, 19996), (2044, 9998), (4088, 4999)]