19738378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47221}}^1$

素因数の和:47253

約数の個数: 16

約数和(自身を含む): 33999840

約数和(自身を除く): 14261462

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 47221, 94442, 519431, 897199, 1038862, 1794398, 9869189, 19738378]

約数ペア:

[(1, 19738378), (2, 9869189), (11, 1794398), (19, 1038862), (22, 897199), (38, 519431), (209, 94442), (418, 47221)]