20530006

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 36622080

約数和(自身を除く): 16092074

約数列:

[1, 2, 7, 14, 43, 67, 86, 134, 301, 469, 509, 602, 938, 1018, 2881, 3563, 5762, 7126, 20167, 21887, 34103, 40334, 43774, 68206, 153209, 238721, 306418, 477442, 1466429, 2932858, 10265003, 20530006]

約数ペア:

[(1, 20530006), (2, 10265003), (7, 2932858), (14, 1466429), (43, 477442), (67, 306418), (86, 238721), (134, 153209), (301, 68206), (469, 43774), (509, 40334), (602, 34103), (938, 21887), (1018, 20167), (2881, 7126), (3563, 5762)]