20920214

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{22303}}^1$

素因数の和:22379

約数の個数: 16

約数和(自身を含む): 36400128

約数和(自身を除く): 15479914

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 22303, 44606, 156121, 312242, 1494301, 2988602, 10460107, 20920214]

約数ペア:

[(1, 20920214), (2, 10460107), (7, 2988602), (14, 1494301), (67, 312242), (134, 156121), (469, 44606), (938, 22303)]