19623527

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8221}}^1$

素因数の和:8270

約数の個数: 16

約数和(自身を含む): 25257984

約数和(自身を除く): 5634457

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 8221, 57547, 90431, 254851, 633017, 1783957, 2803361, 19623527]

約数ペア:

[(1, 19623527), (7, 2803361), (11, 1783957), (31, 633017), (77, 254851), (217, 90431), (341, 57547), (2387, 8221)]