19838523

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5303}}^1$

素因数の和:5378

約数の個数: 16

約数和(自身を含む): 28005120

約数和(自身を除く): 8166597

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 5303, 15909, 153787, 228029, 461361, 684087, 6612841, 19838523]

約数ペア:

[(1, 19838523), (3, 6612841), (29, 684087), (43, 461361), (87, 228029), (129, 153787), (1247, 15909), (3741, 5303)]