19913482

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{27581}}^1$

素因数の和:27621

約数の個数: 12

約数和(自身を含む): 31526226

約数和(自身を除く): 11612744

約数列:

[1, 2, 19, 38, 361, 722, 27581, 55162, 524039, 1048078, 9956741, 19913482]

約数ペア:

[(1, 19913482), (2, 9956741), (19, 1048078), (38, 524039), (361, 55162), (722, 27581)]