19708562

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2153}}^1$

素因数の和:2377

約数の個数: 16

約数和(自身を含む): 31017600

約数和(自身を除く): 11309038

約数列:

[1, 2, 23, 46, 199, 398, 2153, 4306, 4577, 9154, 49519, 99038, 428447, 856894, 9854281, 19708562]

約数ペア:

[(1, 19708562), (2, 9854281), (23, 856894), (46, 428447), (199, 99038), (398, 49519), (2153, 9154), (4306, 4577)]