18181172

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{277}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 32576040

約数和(自身を除く): 14394868

約数列:

[1, 2, 4, 61, 122, 244, 269, 277, 538, 554, 1076, 1108, 16409, 16897, 32818, 33794, 65636, 67588, 74513, 149026, 298052, 4545293, 9090586, 18181172]

約数ペア:

[(1, 18181172), (2, 9090586), (4, 4545293), (61, 298052), (122, 149026), (244, 74513), (269, 67588), (277, 65636), (538, 33794), (554, 32818), (1076, 16897), (1108, 16409)]