20192241

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 27752384

約数和(自身を除く): 7560143

約数列:

[1, 3, 43, 129, 157, 471, 997, 2991, 6751, 20253, 42871, 128613, 156529, 469587, 6730747, 20192241]

約数ペア:

[(1, 20192241), (3, 6730747), (43, 469587), (129, 156529), (157, 128613), (471, 42871), (997, 20253), (2991, 6751)]