2019798004

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{287393}}^1$

素因数の和:287655

約数の個数: 24

約数和(自身を含む): 4055704128

約数和(自身を除く): 2035906124

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 287393, 574786, 1149572, 2011751, 4023502, 8047004, 72135643, 144271286, 288542572, 504949501, 1009899002, 2019798004]

約数ペア:

[(1, 2019798004), (2, 1009899002), (4, 504949501), (7, 288542572), (14, 144271286), (28, 72135643), (251, 8047004), (502, 4023502), (1004, 2011751), (1757, 1149572), (3514, 574786), (7028, 287393)]