20178039304

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58657091}}^1$

素因数の和:58657140

約数の個数: 16

約数和(自身を含む): 38713680720

約数和(自身を除く): 18535641416

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58657091, 117314182, 234628364, 469256728, 2522254913, 5044509826, 10089019652, 20178039304]

約数ペア:

[(1, 20178039304), (2, 10089019652), (4, 5044509826), (8, 2522254913), (43, 469256728), (86, 234628364), (172, 117314182), (344, 58657091)]