19910752

素因数分解:

$2^5\times {\mathrm{503}}^1\times {\mathrm{1237}}^1$

素因数の和:1750

約数の個数: 24

約数和(自身を含む): 39308976

約数和(自身を除く): 19398224

約数列:

[1, 2, 4, 8, 16, 32, 503, 1006, 1237, 2012, 2474, 4024, 4948, 8048, 9896, 16096, 19792, 39584, 622211, 1244422, 2488844, 4977688, 9955376, 19910752]

約数ペア:

[(1, 19910752), (2, 9955376), (4, 4977688), (8, 2488844), (16, 1244422), (32, 622211), (503, 39584), (1006, 19792), (1237, 16096), (2012, 9896), (2474, 8048), (4024, 4948)]