218060948

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409889}}^1$

素因数の和:409919

約数の個数: 24

約数和(自身を含む): 459076800

約数和(自身を除く): 241015852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 409889, 819778, 1639556, 2869223, 5738446, 7787891, 11476892, 15575782, 31151564, 54515237, 109030474, 218060948]

約数ペア:

[(1, 218060948), (2, 109030474), (4, 54515237), (7, 31151564), (14, 15575782), (19, 11476892), (28, 7787891), (38, 5738446), (76, 2869223), (133, 1639556), (266, 819778), (532, 409889)]