20957094

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 26846298

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 223, 227, 414, 446, 454, 669, 681, 1338, 1362, 2007, 2043, 4014, 4086, 5129, 5221, 10258, 10442, 15387, 15663, 30774, 31326, 46161, 46989, 50621, 92322, 93978, 101242, 151863, 303726, 455589, 911178, 1164283, 2328566, 3492849, 6985698, 10478547, 20957094]

約数ペア:

[(1, 20957094), (2, 10478547), (3, 6985698), (6, 3492849), (9, 2328566), (18, 1164283), (23, 911178), (46, 455589), (69, 303726), (138, 151863), (207, 101242), (223, 93978), (227, 92322), (414, 50621), (446, 46989), (454, 46161), (669, 31326), (681, 30774), (1338, 15663), (1362, 15387), (2007, 10442), (2043, 10258), (4014, 5221), (4086, 5129)]