19138678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{1117}}^1$

素因数の和:1791

約数の個数: 16

約数和(自身を含む): 30990960

約数和(自身を除く): 11852282

約数列:

[1, 2, 13, 26, 659, 1117, 1318, 2234, 8567, 14521, 17134, 29042, 736103, 1472206, 9569339, 19138678]

約数ペア:

[(1, 19138678), (2, 9569339), (13, 1472206), (26, 736103), (659, 29042), (1117, 17134), (1318, 14521), (2234, 8567)]