20296827

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2503}}^1$

素因数の和:2579

約数の個数: 24

約数和(自身を含む): 31640544

約数和(自身を除く): 11343717

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2503, 2703, 7509, 8109, 22527, 42551, 127653, 132659, 382959, 397977, 1193931, 2255203, 6765609, 20296827]

約数ペア:

[(1, 20296827), (3, 6765609), (9, 2255203), (17, 1193931), (51, 397977), (53, 382959), (153, 132659), (159, 127653), (477, 42551), (901, 22527), (2503, 8109), (2703, 7509)]