20199090919

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{54444989}}^1$

素因数の和:54445049

約数の個数: 8

約数和(自身を含む): 23520235680

約数和(自身を除く): 3321144761

約数列:

[1, 7, 53, 371, 54444989, 381114923, 2885584417, 20199090919]

約数ペア:

[(1, 20199090919), (7, 2885584417), (53, 381114923), (371, 54444989)]