42147568

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61261}}^1$

素因数の和:61312

約数の個数: 20

約数和(自身を含む): 83561368

約数和(自身を除く): 41413800

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 61261, 122522, 245044, 490088, 980176, 2634223, 5268446, 10536892, 21073784, 42147568]

約数ペア:

[(1, 42147568), (2, 21073784), (4, 10536892), (8, 5268446), (16, 2634223), (43, 980176), (86, 490088), (172, 245044), (344, 122522), (688, 61261)]