20753847

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12601}}^1$

素因数の和:12671

約数の個数: 16

約数和(自身を含む): 31252960

約数和(自身を除く): 10499113

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12601, 37803, 113409, 340227, 768661, 2305983, 6917949, 20753847]

約数ペア:

[(1, 20753847), (3, 6917949), (9, 2305983), (27, 768661), (61, 340227), (183, 113409), (549, 37803), (1647, 12601)]