20632917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 10471083

約数列:

[1, 3, 17, 19, 51, 57, 107, 199, 321, 323, 597, 969, 1819, 2033, 3383, 3781, 5457, 6099, 10149, 11343, 21293, 34561, 63879, 64277, 103683, 192831, 361981, 404567, 1085943, 1213701, 6877639, 20632917]

約数ペア:

[(1, 20632917), (3, 6877639), (17, 1213701), (19, 1085943), (51, 404567), (57, 361981), (107, 192831), (199, 103683), (321, 64277), (323, 63879), (597, 34561), (969, 21293), (1819, 11343), (2033, 10149), (3383, 6099), (3781, 5457)]