19481506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38501}}^1$

素因数の和:38537

約数の個数: 16

約数和(自身を含む): 33265728

約数和(自身を除く): 13784222

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 38501, 77002, 423511, 847022, 885523, 1771046, 9740753, 19481506]

約数ペア:

[(1, 19481506), (2, 9740753), (11, 1771046), (22, 885523), (23, 847022), (46, 423511), (253, 77002), (506, 38501)]