218615228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4204139}}^1$

素因数の和:4204156

約数の個数: 12

約数和(自身を含む): 412005720

約数和(自身を除く): 193390492

約数列:

[1, 2, 4, 13, 26, 52, 4204139, 8408278, 16816556, 54653807, 109307614, 218615228]

約数ペア:

[(1, 218615228), (2, 109307614), (4, 54653807), (13, 16816556), (26, 8408278), (52, 4204139)]