20202453

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{13127}}^1$

素因数の和:13158

約数の個数: 20

約数和(自身を含む): 31769760

約数和(自身を除く): 11567307

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 13127, 39381, 118143, 249413, 354429, 748239, 1063287, 2244717, 6734151, 20202453]

約数ペア:

[(1, 20202453), (3, 6734151), (9, 2244717), (19, 1063287), (27, 748239), (57, 354429), (81, 249413), (171, 118143), (513, 39381), (1539, 13127)]