20801583

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{70039}}^1$

素因数の和:70059

約数の個数: 16

約数和(自身を含む): 33619200

約数和(自身を除く): 12817617

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 70039, 210117, 630351, 770429, 1891053, 2311287, 6933861, 20801583]

約数ペア:

[(1, 20801583), (3, 6933861), (9, 2311287), (11, 1891053), (27, 770429), (33, 630351), (99, 210117), (297, 70039)]