18857212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{10453}}^1$

素因数の和:10509

約数の個数: 24

約数和(自身を含む): 36881712

約数和(自身を除く): 18024500

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 10453, 20906, 41812, 114983, 229966, 428573, 459932, 857146, 1714292, 4714303, 9428606, 18857212]

約数ペア:

[(1, 18857212), (2, 9428606), (4, 4714303), (11, 1714292), (22, 857146), (41, 459932), (44, 428573), (82, 229966), (164, 114983), (451, 41812), (902, 20906), (1804, 10453)]