19830416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53887}}^1$

素因数の和:53918

約数の個数: 20

約数和(自身を含む): 40092672

約数和(自身を除く): 20262256

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 53887, 107774, 215548, 431096, 862192, 1239401, 2478802, 4957604, 9915208, 19830416]

約数ペア:

[(1, 19830416), (2, 9915208), (4, 4957604), (8, 2478802), (16, 1239401), (23, 862192), (46, 431096), (92, 215548), (184, 107774), (368, 53887)]