20783468847

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{3208811}}^1$

素因数の和:3208958

約数の個数: 16

約数和(自身を含む): 29572411392

約数和(自身を除く): 8788942545

約数列:

[1, 3, 17, 51, 127, 381, 2159, 6477, 3208811, 9626433, 54549787, 163649361, 407518997, 1222556991, 6927822949, 20783468847]

約数ペア:

[(1, 20783468847), (3, 6927822949), (17, 1222556991), (51, 407518997), (127, 163649361), (381, 54549787), (2159, 9626433), (6477, 3208811)]