20410654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 34525440

約数和(自身を除く): 14114786

約数列:

[1, 2, 11, 22, 71, 73, 142, 146, 179, 358, 781, 803, 1562, 1606, 1969, 3938, 5183, 10366, 12709, 13067, 25418, 26134, 57013, 114026, 139799, 143737, 279598, 287474, 927757, 1855514, 10205327, 20410654]

約数ペア:

[(1, 20410654), (2, 10205327), (11, 1855514), (22, 927757), (71, 287474), (73, 279598), (142, 143737), (146, 139799), (179, 114026), (358, 57013), (781, 26134), (803, 25418), (1562, 13067), (1606, 12709), (1969, 10366), (3938, 5183)]