39964678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19457}}^1$

素因数の和:19551

約数の個数: 16

約数和(自身を含む): 65378880

約数和(自身を除く): 25414202

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 19457, 38914, 252941, 505882, 1537103, 3074206, 19982339, 39964678]

約数ペア:

[(1, 39964678), (2, 19982339), (13, 3074206), (26, 1537103), (79, 505882), (158, 252941), (1027, 38914), (2054, 19457)]