19995328

素因数分解:

$2^6\times {\mathrm{312427}}^1$

素因数の和:312439

約数の個数: 14

約数和(自身を含む): 39678356

約数和(自身を除く): 19683028

約数列:

[1, 2, 4, 8, 16, 32, 64, 312427, 624854, 1249708, 2499416, 4998832, 9997664, 19995328]

約数ペア:

[(1, 19995328), (2, 9997664), (4, 4998832), (8, 2499416), (16, 1249708), (32, 624854), (64, 312427)]