20988528048

素因数分解:

$2^4\times 3^2\times {\mathrm{241}}^1\times {\mathrm{604787}}^1$

素因数の和:605042

約数の個数: 60

約数和(自身を含む): 58982554488

約数和(自身を除く): 37994026440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 241, 482, 723, 964, 1446, 1928, 2169, 2892, 3856, 4338, 5784, 8676, 11568, 17352, 34704, 604787, 1209574, 1814361, 2419148, 3628722, 4838296, 5443083, 7257444, 9676592, 10886166, 14514888, 21772332, 29029776, 43544664, 87089328, 145753667, 291507334, 437261001, 583014668, 874522002, 1166029336, 1311783003, 1749044004, 2332058672, 2623566006, 3498088008, 5247132012, 6996176016, 10494264024, 20988528048]

約数ペア:

[(1, 20988528048), (2, 10494264024), (3, 6996176016), (4, 5247132012), (6, 3498088008), (8, 2623566006), (9, 2332058672), (12, 1749044004), (16, 1311783003), (18, 1166029336), (24, 874522002), (36, 583014668), (48, 437261001), (72, 291507334), (144, 145753667), (241, 87089328), (482, 43544664), (723, 29029776), (964, 21772332), (1446, 14514888), (1928, 10886166), (2169, 9676592), (2892, 7257444), (3856, 5443083), (4338, 4838296), (5784, 3628722), (8676, 2419148), (11568, 1814361), (17352, 1209574), (34704, 604787)]