20124797

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8480

約数の個数: 16

約数和(自身を含む): 25903104

約数和(自身を除く): 5778307

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 8431, 59017, 92741, 261361, 649187, 1829527, 2874971, 20124797]

約数ペア:

[(1, 20124797), (7, 2874971), (11, 1829527), (31, 649187), (77, 261361), (217, 92741), (341, 59017), (2387, 8431)]