19272584

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 37300440

約数和(自身を除く): 18027856

約数列:

[1, 2, 4, 8, 61, 73, 122, 146, 244, 292, 488, 541, 584, 1082, 2164, 4328, 4453, 8906, 17812, 33001, 35624, 39493, 66002, 78986, 132004, 157972, 264008, 315944, 2409073, 4818146, 9636292, 19272584]

約数ペア:

[(1, 19272584), (2, 9636292), (4, 4818146), (8, 2409073), (61, 315944), (73, 264008), (122, 157972), (146, 132004), (244, 78986), (292, 66002), (488, 39493), (541, 35624), (584, 33001), (1082, 17812), (2164, 8906), (4328, 4453)]