20800949

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 23181312

約数和(自身を除く): 2380363

約数列:

[1, 13, 43, 127, 293, 559, 1651, 3809, 5461, 12599, 37211, 70993, 163787, 483743, 1600073, 20800949]

約数ペア:

[(1, 20800949), (13, 1600073), (43, 483743), (127, 163787), (293, 70993), (559, 37211), (1651, 12599), (3809, 5461)]