19896215272

素因数分解:

$2^3\times {\mathrm{1447}}^1\times {\mathrm{1718747}}^1$

素因数の和:1720200

約数の個数: 16

約数和(自身を含む): 37331206560

約数和(自身を除く): 17434991288

約数列:

[1, 2, 4, 8, 1447, 2894, 5788, 11576, 1718747, 3437494, 6874988, 13749976, 2487026909, 4974053818, 9948107636, 19896215272]

約数ペア:

[(1, 19896215272), (2, 9948107636), (4, 4974053818), (8, 2487026909), (1447, 13749976), (2894, 6874988), (5788, 3437494), (11576, 1718747)]