203418128

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{118819}}^1$

素因数の和:118934

約数の個数: 20

約数和(自身を含む): 397809360

約数和(自身を除く): 194391232

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 118819, 237638, 475276, 950552, 1901104, 12713633, 25427266, 50854532, 101709064, 203418128]

約数ペア:

[(1, 203418128), (2, 101709064), (4, 50854532), (8, 25427266), (16, 12713633), (107, 1901104), (214, 950552), (428, 475276), (856, 237638), (1712, 118819)]