12878846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7211}}^1$

素因数の和:7279

約数の個数: 16

約数和(自身を含む): 20770560

約数和(自身を除く): 7891714

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 7211, 14422, 137009, 274018, 338917, 677834, 6439423, 12878846]

約数ペア:

[(1, 12878846), (2, 6439423), (19, 677834), (38, 338917), (47, 274018), (94, 137009), (893, 14422), (1786, 7211)]