20656317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4201}}^1$

素因数の和:4364

約数の個数: 16

約数和(自身を含む): 30254400

約数和(自身を除く): 9598083

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4201, 4917, 12603, 46211, 138633, 625949, 1877847, 6885439, 20656317]

約数ペア:

[(1, 20656317), (3, 6885439), (11, 1877847), (33, 625949), (149, 138633), (447, 46211), (1639, 12603), (4201, 4917)]