20939270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190357}}^1$

素因数の和:190375

約数の個数: 16

約数和(自身を含む): 41117328

約数和(自身を除く): 20178058

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190357, 380714, 951785, 1903570, 2093927, 4187854, 10469635, 20939270]

約数ペア:

[(1, 20939270), (2, 10469635), (5, 4187854), (10, 2093927), (11, 1903570), (22, 951785), (55, 380714), (110, 190357)]