20776955

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2446

約数の個数: 16

約数和(自身を含む): 26145504

約数和(自身を除く): 5368549

約数列:

[1, 5, 41, 43, 205, 215, 1763, 2357, 8815, 11785, 96637, 101351, 483185, 506755, 4155391, 20776955]

約数ペア:

[(1, 20776955), (5, 4155391), (41, 506755), (43, 483185), (205, 101351), (215, 96637), (1763, 11785), (2357, 8815)]