20709304

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33619}}^1$

素因数の和:33643

約数の個数: 32

約数和(自身を含む): 48412800

約数和(自身を除く): 27703496

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33619, 67238, 134476, 235333, 268952, 369809, 470666, 739618, 941332, 1479236, 1882664, 2588663, 2958472, 5177326, 10354652, 20709304]

約数ペア:

[(1, 20709304), (2, 10354652), (4, 5177326), (7, 2958472), (8, 2588663), (11, 1882664), (14, 1479236), (22, 941332), (28, 739618), (44, 470666), (56, 369809), (77, 268952), (88, 235333), (154, 134476), (308, 67238), (616, 33619)]