20996834668

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{2347}}^1\times {\mathrm{11239}}^1$

素因数の和:13789

約数の個数: 24

約数和(自身を含む): 36948128000

約数和(自身を除く): 15951293332

約数列:

[1, 2, 4, 199, 398, 796, 2347, 4694, 9388, 11239, 22478, 44956, 467053, 934106, 1868212, 2236561, 4473122, 8946244, 26377933, 52755866, 105511732, 5249208667, 10498417334, 20996834668]

約数ペア:

[(1, 20996834668), (2, 10498417334), (4, 5249208667), (199, 105511732), (398, 52755866), (796, 26377933), (2347, 8946244), (4694, 4473122), (9388, 2236561), (11239, 1868212), (22478, 934106), (44956, 467053)]