18804907894

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1\times {\mathrm{238079}}^1$

素因数の和:238695

約数の個数: 16

約数和(自身を含む): 28646737920

約数和(自身を除く): 9841830026

約数列:

[1, 2, 73, 146, 541, 1082, 39493, 78986, 238079, 476158, 17379767, 34759534, 128800739, 257601478, 9402453947, 18804907894]

約数ペア:

[(1, 18804907894), (2, 9402453947), (73, 257601478), (146, 128800739), (541, 34759534), (1082, 17379767), (39493, 476158), (78986, 238079)]