209211652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{17569}}^1$

素因数の和:17815

約数の個数: 24

約数和(自身を含む): 396027800

約数和(自身を除く): 186816148

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 916, 2977, 5954, 11908, 17569, 35138, 70276, 228397, 456794, 913588, 4023301, 8046602, 16093204, 52302913, 104605826, 209211652]

約数ペア:

[(1, 209211652), (2, 104605826), (4, 52302913), (13, 16093204), (26, 8046602), (52, 4023301), (229, 913588), (458, 456794), (916, 228397), (2977, 70276), (5954, 35138), (11908, 17569)]