19402294

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1999}}^1$

素因数の和:2235

約数の個数: 16

約数和(自身を含む): 30528000

約数和(自身を除く): 11125706

約数列:

[1, 2, 23, 46, 211, 422, 1999, 3998, 4853, 9706, 45977, 91954, 421789, 843578, 9701147, 19402294]

約数ペア:

[(1, 19402294), (2, 9701147), (23, 843578), (46, 421789), (211, 91954), (422, 45977), (1999, 9706), (3998, 4853)]