20199251946

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1\times {\mathrm{1291}}^1$

素因数の和:1947

約数の個数: 64

約数和(自身を含む): 41740240896

約数和(自身を除く): 21540988950

約数列:

[1, 2, 3, 6, 47, 94, 113, 141, 226, 282, 339, 491, 678, 982, 1291, 1473, 2582, 2946, 3873, 5311, 7746, 10622, 15933, 23077, 31866, 46154, 55483, 60677, 69231, 110966, 121354, 138462, 145883, 166449, 182031, 291766, 332898, 364062, 437649, 633881, 875298, 1267762, 1901643, 2607701, 3803286, 5215402, 6856501, 7823103, 13713002, 15646206, 20569503, 29792407, 41139006, 59584814, 71628553, 89377221, 143257106, 178754442, 214885659, 429771318, 3366541991, 6733083982, 10099625973, 20199251946]

約数ペア:

[(1, 20199251946), (2, 10099625973), (3, 6733083982), (6, 3366541991), (47, 429771318), (94, 214885659), (113, 178754442), (141, 143257106), (226, 89377221), (282, 71628553), (339, 59584814), (491, 41139006), (678, 29792407), (982, 20569503), (1291, 15646206), (1473, 13713002), (2582, 7823103), (2946, 6856501), (3873, 5215402), (5311, 3803286), (7746, 2607701), (10622, 1901643), (15933, 1267762), (23077, 875298), (31866, 633881), (46154, 437649), (55483, 364062), (60677, 332898), (69231, 291766), (110966, 182031), (121354, 166449), (138462, 145883)]