66830608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{321301}}^1$

素因数の和:321322

約数の個数: 20

約数和(自身を含む): 139445068

約数和(自身を除く): 72614460

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 321301, 642602, 1285204, 2570408, 4176913, 5140816, 8353826, 16707652, 33415304, 66830608]

約数ペア:

[(1, 66830608), (2, 33415304), (4, 16707652), (8, 8353826), (13, 5140816), (16, 4176913), (26, 2570408), (52, 1285204), (104, 642602), (208, 321301)]