20439003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27583}}^1$

素因数の和:27618

約数の個数: 16

約数和(自身を含む): 30894080

約数和(自身を除く): 10455077

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27583, 82749, 358579, 524077, 1075737, 1572231, 6813001, 20439003]

約数ペア:

[(1, 20439003), (3, 6813001), (13, 1572231), (19, 1075737), (39, 524077), (57, 358579), (247, 82749), (741, 27583)]