20057104

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54503}}^1$

素因数の和:54534

約数の個数: 20

約数和(自身を含む): 40550976

約数和(自身を除く): 20493872

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54503, 109006, 218012, 436024, 872048, 1253569, 2507138, 5014276, 10028552, 20057104]

約数ペア:

[(1, 20057104), (2, 10028552), (4, 5014276), (8, 2507138), (16, 1253569), (23, 872048), (46, 436024), (92, 218012), (184, 109006), (368, 54503)]