20193019

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9043}}^1$

素因数の和:9090

約数の個数: 16

約数和(自身を含む): 26046720

約数和(自身を除く): 5853701

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 9043, 63301, 99473, 262247, 696311, 1835729, 2884717, 20193019]

約数ペア:

[(1, 20193019), (7, 2884717), (11, 1835729), (29, 696311), (77, 262247), (203, 99473), (319, 63301), (2233, 9043)]