18731014749

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{787}}^1\times {\mathrm{51853}}^1$

素因数の和:52666

約数の個数: 32

約数和(自身を含む): 29419885440

約数和(自身を除く): 10688870691

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 787, 2361, 7083, 13379, 21249, 40137, 51853, 120411, 155559, 361233, 466677, 881501, 1400031, 2644503, 7933509, 23800527, 40808311, 122424933, 367274799, 693741287, 1101824397, 2081223861, 6243671583, 18731014749]

約数ペア:

[(1, 18731014749), (3, 6243671583), (9, 2081223861), (17, 1101824397), (27, 693741287), (51, 367274799), (153, 122424933), (459, 40808311), (787, 23800527), (2361, 7933509), (7083, 2644503), (13379, 1400031), (21249, 881501), (40137, 466677), (51853, 361233), (120411, 155559)]