20228037

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 27590592

約数和(自身を除く): 7362555

約数列:

[1, 3, 67, 157, 201, 471, 641, 1923, 10519, 31557, 42947, 100637, 128841, 301911, 6742679, 20228037]

約数ペア:

[(1, 20228037), (3, 6742679), (67, 301911), (157, 128841), (201, 100637), (471, 42947), (641, 31557), (1923, 10519)]