28089616

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26203}}^1$

素因数の和:26278

約数の個数: 20

約数和(自身を含む): 55238032

約数和(自身を除く): 27148416

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26203, 52406, 104812, 209624, 419248, 1755601, 3511202, 7022404, 14044808, 28089616]

約数ペア:

[(1, 28089616), (2, 14044808), (4, 7022404), (8, 3511202), (16, 1755601), (67, 419248), (134, 209624), (268, 104812), (536, 52406), (1072, 26203)]