18676988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8009}}^1$

素因数の和:8077

約数の個数: 24

約数和(自身を含む): 36333360

約数和(自身を除く): 17656372

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8009, 16018, 32036, 88099, 176198, 352396, 424477, 848954, 1697908, 4669247, 9338494, 18676988]

約数ペア:

[(1, 18676988), (2, 9338494), (4, 4669247), (11, 1697908), (22, 848954), (44, 424477), (53, 352396), (106, 176198), (212, 88099), (583, 32036), (1166, 16018), (2332, 8009)]