19219418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4451}}^1$

素因数の和:4597

約数の個数: 16

約数和(自身を含む): 30772224

約数和(自身を除く): 11552806

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4451, 8902, 75667, 151334, 565277, 1130554, 9609709, 19219418]

約数ペア:

[(1, 19219418), (2, 9609709), (17, 1130554), (34, 565277), (127, 151334), (254, 75667), (2159, 8902), (4318, 4451)]