20794587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 32431104

約数和(自身を除く): 11636517

約数列:

[1, 3, 11, 17, 33, 51, 101, 187, 303, 367, 561, 1101, 1111, 1717, 3333, 4037, 5151, 6239, 12111, 18717, 18887, 37067, 56661, 68629, 111201, 205887, 407737, 630139, 1223211, 1890417, 6931529, 20794587]

約数ペア:

[(1, 20794587), (3, 6931529), (11, 1890417), (17, 1223211), (33, 630139), (51, 407737), (101, 205887), (187, 111201), (303, 68629), (367, 56661), (561, 37067), (1101, 18887), (1111, 18717), (1717, 12111), (3333, 6239), (4037, 5151)]