20115873

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 30270240

約数和(自身を除く): 10154367

約数列:

[1, 3, 9, 43, 59, 129, 177, 387, 531, 881, 2537, 2643, 7611, 7929, 22833, 37883, 51979, 113649, 155937, 340947, 467811, 2235097, 6705291, 20115873]

約数ペア:

[(1, 20115873), (3, 6705291), (9, 2235097), (43, 467811), (59, 340947), (129, 155937), (177, 113649), (387, 51979), (531, 37883), (881, 22833), (2537, 7929), (2643, 7611)]