2019949209

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 3106783680

約数和(自身を除く): 1086834471

約数列:

[1, 3, 9, 29, 43, 87, 129, 211, 261, 387, 633, 853, 1247, 1899, 2559, 3741, 6119, 7677, 9073, 11223, 18357, 24737, 27219, 36679, 55071, 74211, 81657, 110037, 179983, 222633, 263117, 330111, 539949, 789351, 1063691, 1619847, 2368053, 3191073, 5219507, 7739269, 9573219, 15658521, 23217807, 46975563, 69653421, 224438801, 673316403, 2019949209]

約数ペア:

[(1, 2019949209), (3, 673316403), (9, 224438801), (29, 69653421), (43, 46975563), (87, 23217807), (129, 15658521), (211, 9573219), (261, 7739269), (387, 5219507), (633, 3191073), (853, 2368053), (1247, 1619847), (1899, 1063691), (2559, 789351), (3741, 539949), (6119, 330111), (7677, 263117), (9073, 222633), (11223, 179983), (18357, 110037), (24737, 81657), (27219, 74211), (36679, 55071)]