219038314

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{2213}}^1$

素因数の和:2646

約数の個数: 24

約数和(自身を含む): 362188260

約数和(自身を除く): 143149946

約数列:

[1, 2, 11, 22, 121, 242, 409, 818, 2213, 4426, 4499, 8998, 24343, 48686, 49489, 98978, 267773, 535546, 905117, 1810234, 9956287, 19912574, 109519157, 219038314]

約数ペア:

[(1, 219038314), (2, 109519157), (11, 19912574), (22, 9956287), (121, 1810234), (242, 905117), (409, 535546), (818, 267773), (2213, 98978), (4426, 49489), (4499, 48686), (8998, 24343)]