20187020439

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{60621683}}^1$

素因数の和:60621726

約数の個数: 12

約数和(自身を含む): 29947111896

約数和(自身を除く): 9760091457

約数列:

[1, 3, 9, 37, 111, 333, 60621683, 181865049, 545595147, 2243002271, 6729006813, 20187020439]

約数ペア:

[(1, 20187020439), (3, 6729006813), (9, 2243002271), (37, 545595147), (111, 181865049), (333, 60621683)]