200721016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1320533}}^1$

素因数の和:1320558

約数の個数: 16

約数和(自身を含む): 396160200

約数和(自身を除く): 195439184

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1320533, 2641066, 5282132, 10564264, 25090127, 50180254, 100360508, 200721016]

約数ペア:

[(1, 200721016), (2, 100360508), (4, 50180254), (8, 25090127), (19, 10564264), (38, 5282132), (76, 2641066), (152, 1320533)]