20298238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9787}}^1$

素因数の和:9867

約数の個数: 16

約数和(自身を含む): 32770224

約数和(自身を除く): 12471986

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9787, 19574, 166379, 332758, 597007, 1194014, 10149119, 20298238]

約数ペア:

[(1, 20298238), (2, 10149119), (17, 1194014), (34, 597007), (61, 332758), (122, 166379), (1037, 19574), (2074, 9787)]