20092008

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19469}}^1$

素因数の和:19521

約数の個数: 32

約数和(自身を含む): 51400800

約数和(自身を除く): 31308792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19469, 38938, 58407, 77876, 116814, 155752, 233628, 467256, 837167, 1674334, 2511501, 3348668, 5023002, 6697336, 10046004, 20092008]

約数ペア:

[(1, 20092008), (2, 10046004), (3, 6697336), (4, 5023002), (6, 3348668), (8, 2511501), (12, 1674334), (24, 837167), (43, 467256), (86, 233628), (129, 155752), (172, 116814), (258, 77876), (344, 58407), (516, 38938), (1032, 19469)]