20327929

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 22538880

約数和(自身を除く): 2210951

約数列:

[1, 19, 23, 181, 257, 437, 3439, 4163, 4883, 5911, 46517, 79097, 112309, 883823, 1069891, 20327929]

約数ペア:

[(1, 20327929), (19, 1069891), (23, 883823), (181, 112309), (257, 79097), (437, 46517), (3439, 5911), (4163, 4883)]