239107628

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{165587}}^1$

素因数の和:165629

約数の個数: 18

約数和(自身を含む): 441623196

約数和(自身を除く): 202515568

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 165587, 331174, 662348, 3146153, 6292306, 12584612, 59776907, 119553814, 239107628]

約数ペア:

[(1, 239107628), (2, 119553814), (4, 59776907), (19, 12584612), (38, 6292306), (76, 3146153), (361, 662348), (722, 331174), (1444, 165587)]