18166889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 20301120

約数和(自身を除く): 2134231

約数列:

[1, 13, 37, 179, 211, 481, 2327, 2743, 6623, 7807, 37769, 86099, 101491, 490997, 1397453, 18166889]

約数ペア:

[(1, 18166889), (13, 1397453), (37, 490997), (179, 101491), (211, 86099), (481, 37769), (2327, 7807), (2743, 6623)]