19540982

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:955

約数の個数: 16

約数和(自身を含む): 29859840

約数和(自身を除く): 10318858

約数列:

[1, 2, 107, 127, 214, 254, 719, 1438, 13589, 27178, 76933, 91313, 153866, 182626, 9770491, 19540982]

約数ペア:

[(1, 19540982), (2, 9770491), (107, 182626), (127, 153866), (214, 91313), (254, 76933), (719, 27178), (1438, 13589)]