28209194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1129}}^1$

素因数の和:1206

約数の個数: 24

約数和(自身を含む): 47127780

約数和(自身を除く): 18918586

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1129, 1922, 2258, 12493, 14677, 24986, 29354, 34999, 69998, 454987, 909974, 1084969, 2169938, 14104597, 28209194]

約数ペア:

[(1, 28209194), (2, 14104597), (13, 2169938), (26, 1084969), (31, 909974), (62, 454987), (403, 69998), (806, 34999), (961, 29354), (1129, 24986), (1922, 14677), (2258, 12493)]