20107568719

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{360551}}^1$

素因数の和:360846

約数の個数: 16

約数和(自身を含む): 23813738496

約数和(自身を除く): 3706169777

約数列:

[1, 7, 31, 217, 257, 1799, 7967, 55769, 360551, 2523857, 11177081, 78239567, 92661607, 648631249, 2872509817, 20107568719]

約数ペア:

[(1, 20107568719), (7, 2872509817), (31, 648631249), (217, 92661607), (257, 78239567), (1799, 11177081), (7967, 2523857), (55769, 360551)]