8870378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21221}}^1$

素因数の和:21253

約数の個数: 16

約数和(自身を含む): 15279840

約数和(自身を除く): 6409462

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 21221, 42442, 233431, 403199, 466862, 806398, 4435189, 8870378]

約数ペア:

[(1, 8870378), (2, 4435189), (11, 806398), (19, 466862), (22, 403199), (38, 233431), (209, 42442), (418, 21221)]