18676449

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9929}}^1$

素因数の和:9965

約数の個数: 24

約数和(自身を含む): 30981600

約数和(自身を除く): 12305151

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 9929, 29787, 89361, 109219, 188651, 327657, 565953, 982971, 1697859, 2075161, 6225483, 18676449]

約数ペア:

[(1, 18676449), (3, 6225483), (9, 2075161), (11, 1697859), (19, 982971), (33, 565953), (57, 327657), (99, 188651), (171, 109219), (209, 89361), (627, 29787), (1881, 9929)]