20320076

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11897}}^1$

素因数の和:11969

約数の個数: 24

約数和(自身を含む): 41309856

約数和(自身を除く): 20989780

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11897, 23794, 47588, 83279, 166558, 333116, 725717, 1451434, 2902868, 5080019, 10160038, 20320076]

約数ペア:

[(1, 20320076), (2, 10160038), (4, 5080019), (7, 2902868), (14, 1451434), (28, 725717), (61, 333116), (122, 166558), (244, 83279), (427, 47588), (854, 23794), (1708, 11897)]