2011979948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{4889}}^1$

素因数の和:5150

約数の個数: 48

約数和(自身を含む): 3943296000

約数和(自身を除く): 1931316052

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 199, 398, 517, 796, 1034, 2068, 2189, 4378, 4889, 8756, 9353, 9778, 18706, 19556, 37412, 53779, 102883, 107558, 205766, 215116, 229783, 411532, 459566, 919132, 972911, 1945822, 2527613, 3891644, 5055226, 10110452, 10702021, 21404042, 42808084, 45726817, 91453634, 182907268, 502994987, 1005989974, 2011979948]

約数ペア:

[(1, 2011979948), (2, 1005989974), (4, 502994987), (11, 182907268), (22, 91453634), (44, 45726817), (47, 42808084), (94, 21404042), (188, 10702021), (199, 10110452), (398, 5055226), (517, 3891644), (796, 2527613), (1034, 1945822), (2068, 972911), (2189, 919132), (4378, 459566), (4889, 411532), (8756, 229783), (9353, 215116), (9778, 205766), (18706, 107558), (19556, 102883), (37412, 53779)]