19961457

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5741}}^1$

素因数の和:5824

約数の個数: 16

約数和(自身を含む): 28480320

約数和(自身を除く): 8518863

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 5741, 17223, 109079, 327237, 350201, 1050603, 6653819, 19961457]

約数ペア:

[(1, 19961457), (3, 6653819), (19, 1050603), (57, 350201), (61, 327237), (183, 109079), (1159, 17223), (3477, 5741)]