19577936

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2609}}^1$

素因数の和:2691

約数の個数: 40

約数和(自身を含む): 44015040

約数和(自身を除く): 24437104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2609, 3752, 5218, 7504, 10436, 18263, 20872, 36526, 41744, 73052, 146104, 174803, 292208, 349606, 699212, 1223621, 1398424, 2447242, 2796848, 4894484, 9788968, 19577936]

約数ペア:

[(1, 19577936), (2, 9788968), (4, 4894484), (7, 2796848), (8, 2447242), (14, 1398424), (16, 1223621), (28, 699212), (56, 349606), (67, 292208), (112, 174803), (134, 146104), (268, 73052), (469, 41744), (536, 36526), (938, 20872), (1072, 18263), (1876, 10436), (2609, 7504), (3752, 5218)]