20629763

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 7018237

約数列:

[1, 7, 11, 19, 59, 77, 133, 209, 239, 413, 649, 1121, 1463, 1673, 2629, 4541, 4543, 7847, 12331, 14101, 18403, 31787, 49951, 86317, 98707, 155111, 267919, 349657, 1085777, 1875433, 2947109, 20629763]

約数ペア:

[(1, 20629763), (7, 2947109), (11, 1875433), (19, 1085777), (59, 349657), (77, 267919), (133, 155111), (209, 98707), (239, 86317), (413, 49951), (649, 31787), (1121, 18403), (1463, 14101), (1673, 12331), (2629, 7847), (4541, 4543)]