20008528

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54371}}^1$

素因数の和:54402

約数の個数: 20

約数和(自身を含む): 40452768

約数和(自身を除く): 20444240

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54371, 108742, 217484, 434968, 869936, 1250533, 2501066, 5002132, 10004264, 20008528]

約数ペア:

[(1, 20008528), (2, 10004264), (4, 5002132), (8, 2501066), (16, 1250533), (23, 869936), (46, 434968), (92, 217484), (184, 108742), (368, 54371)]