20158228

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{503}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 36324288

約数和(自身を除く): 16166060

約数列:

[1, 2, 4, 43, 86, 172, 233, 466, 503, 932, 1006, 2012, 10019, 20038, 21629, 40076, 43258, 86516, 117199, 234398, 468796, 5039557, 10079114, 20158228]

約数ペア:

[(1, 20158228), (2, 10079114), (4, 5039557), (43, 468796), (86, 234398), (172, 117199), (233, 86516), (466, 43258), (503, 40076), (932, 21629), (1006, 20038), (2012, 10019)]