19459568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39233}}^1$

素因数の和:39272

約数の個数: 20

約数和(自身を含む): 38920128

約数和(自身を除く): 19460560

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39233, 78466, 156932, 313864, 627728, 1216223, 2432446, 4864892, 9729784, 19459568]

約数ペア:

[(1, 19459568), (2, 9729784), (4, 4864892), (8, 2432446), (16, 1216223), (31, 627728), (62, 313864), (124, 156932), (248, 78466), (496, 39233)]