28028836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20549}}^1$

素因数の和:20595

約数の個数: 24

約数和(自身を含む): 55238400

約数和(自身を除く): 27209564

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 20549, 41098, 82196, 226039, 452078, 637019, 904156, 1274038, 2548076, 7007209, 14014418, 28028836]

約数ペア:

[(1, 28028836), (2, 14014418), (4, 7007209), (11, 2548076), (22, 1274038), (31, 904156), (44, 637019), (62, 452078), (124, 226039), (341, 82196), (682, 41098), (1364, 20549)]