205416796

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{303871}}^1$

素因数の和:303901

約数の個数: 18

約数和(自身を含む): 389260032

約数和(自身を除く): 183843236

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 303871, 607742, 1215484, 3950323, 7900646, 15801292, 51354199, 102708398, 205416796]

約数ペア:

[(1, 205416796), (2, 102708398), (4, 51354199), (13, 15801292), (26, 7900646), (52, 3950323), (169, 1215484), (338, 607742), (676, 303871)]