20798637601

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{198971}}^1$

素因数の和:199224

約数の個数: 16

約数和(自身を含む): 24163159680

約数和(自身を除く): 3364522079

約数列:

[1, 7, 109, 137, 763, 959, 14933, 104531, 198971, 1392797, 21687839, 27259027, 151814873, 190813189, 2971233943, 20798637601]

約数ペア:

[(1, 20798637601), (7, 2971233943), (109, 190813189), (137, 151814873), (763, 27259027), (959, 21687839), (14933, 1392797), (104531, 198971)]