20885823

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1873}}^1$

素因数の和:1948

約数の個数: 32

約数和(自身を含む): 35980800

約数和(自身を除く): 15094977

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 1873, 3717, 5619, 11151, 13111, 16857, 39333, 50571, 110507, 117999, 331521, 353997, 773549, 994563, 2320647, 2983689, 6961941, 20885823]

約数ペア:

[(1, 20885823), (3, 6961941), (7, 2983689), (9, 2320647), (21, 994563), (27, 773549), (59, 353997), (63, 331521), (177, 117999), (189, 110507), (413, 50571), (531, 39333), (1239, 16857), (1593, 13111), (1873, 11151), (3717, 5619)]