28169438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67391}}^1$

素因数の和:67423

約数の個数: 16

約数和(自身を含む): 48522240

約数和(自身を除く): 20352802

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 67391, 134782, 741301, 1280429, 1482602, 2560858, 14084719, 28169438]

約数ペア:

[(1, 28169438), (2, 14084719), (11, 2560858), (19, 1482602), (22, 1280429), (38, 741301), (209, 134782), (418, 67391)]