19957272

素因数分解:

$2^3\times 3^1\times {\mathrm{831553}}^1$

素因数の和:831562

約数の個数: 16

約数和(自身を含む): 49893240

約数和(自身を除く): 29935968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 831553, 1663106, 2494659, 3326212, 4989318, 6652424, 9978636, 19957272]

約数ペア:

[(1, 19957272), (2, 9978636), (3, 6652424), (4, 4989318), (6, 3326212), (8, 2494659), (12, 1663106), (24, 831553)]