1999457584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7350947}}^1$

素因数の和:7350972

約数の個数: 20

約数和(自身を含む): 4101828984

約数和(自身を除く): 2102371400

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7350947, 14701894, 29403788, 58807576, 117615152, 124966099, 249932198, 499864396, 999728792, 1999457584]

約数ペア:

[(1, 1999457584), (2, 999728792), (4, 499864396), (8, 249932198), (16, 124966099), (17, 117615152), (34, 58807576), (68, 29403788), (136, 14701894), (272, 7350947)]