20179968207

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8816063}}^1$

素因数の和:8816182

約数の個数: 16

約数和(自身を含む): 31032545280

約数和(自身を除く): 10852577073

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 8816063, 26448189, 61712441, 185137323, 960950867, 2882852601, 6726656069, 20179968207]

約数ペア:

[(1, 20179968207), (3, 6726656069), (7, 2882852601), (21, 960950867), (109, 185137323), (327, 61712441), (763, 26448189), (2289, 8816063)]