18254991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{18839}}^1$

素因数の和:18878

約数の個数: 16

約数和(自身を含む): 27129600

約数和(自身を除く): 8874609

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 18839, 56517, 320263, 357941, 960789, 1073823, 6084997, 18254991]

約数ペア:

[(1, 18254991), (3, 6084997), (17, 1073823), (19, 960789), (51, 357941), (57, 320263), (323, 56517), (969, 18839)]