20870744

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{6053}}^1$

素因数の和:6490

約数の個数: 16

約数和(自身を含む): 39229920

約数和(自身を除く): 18359176

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 6053, 12106, 24212, 48424, 2608843, 5217686, 10435372, 20870744]

約数ペア:

[(1, 20870744), (2, 10435372), (4, 5217686), (8, 2608843), (431, 48424), (862, 24212), (1724, 12106), (3448, 6053)]