20339627

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8521}}^1$

素因数の和:8570

約数の個数: 16

約数和(自身を含む): 26179584

約数和(自身を除く): 5839957

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 8521, 59647, 93731, 264151, 656117, 1849057, 2905661, 20339627]

約数ペア:

[(1, 20339627), (7, 2905661), (11, 1849057), (31, 656117), (77, 264151), (217, 93731), (341, 59647), (2387, 8521)]