19249139

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5717}}^1$

素因数の和:5774

約数の個数: 16

約数和(自身を含む): 24335808

約数和(自身を除く): 5086669

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 5717, 40019, 74321, 211529, 520247, 1480703, 2749877, 19249139]

約数ペア:

[(1, 19249139), (7, 2749877), (13, 1480703), (37, 520247), (91, 211529), (259, 74321), (481, 40019), (3367, 5717)]