19944218

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{26879}}^1$

素因数の和:26941

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 14892262

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 26879, 53758, 188153, 376306, 1424587, 2849174, 9972109, 19944218]

約数ペア:

[(1, 19944218), (2, 9972109), (7, 2849174), (14, 1424587), (53, 376306), (106, 188153), (371, 53758), (742, 26879)]