20187441

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{4177}}^1$

素因数の和:4365

約数の個数: 16

約数和(自身を含む): 30081600

約数和(自身を除く): 9894159

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4177, 4833, 12531, 37593, 112779, 747683, 2243049, 6729147, 20187441]

約数ペア:

[(1, 20187441), (3, 6729147), (9, 2243049), (27, 747683), (179, 112779), (537, 37593), (1611, 12531), (4177, 4833)]