19726207

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 16

約数和(自身を含む): 21111552

約数和(自身を除く): 1385345

約数列:

[1, 41, 43, 67, 167, 1763, 2747, 2881, 6847, 7181, 11189, 118121, 294421, 458749, 481127, 19726207]

約数ペア:

[(1, 19726207), (41, 481127), (43, 458749), (67, 294421), (167, 118121), (1763, 11189), (2747, 7181), (2881, 6847)]