18199664

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3779}}^1$

素因数の和:3837

約数の個数: 40

約数和(自身を含む): 41247360

約数和(自身を除く): 23047696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3779, 4816, 7558, 15116, 26453, 30232, 52906, 60464, 105812, 162497, 211624, 324994, 423248, 649988, 1137479, 1299976, 2274958, 2599952, 4549916, 9099832, 18199664]

約数ペア:

[(1, 18199664), (2, 9099832), (4, 4549916), (7, 2599952), (8, 2274958), (14, 1299976), (16, 1137479), (28, 649988), (43, 423248), (56, 324994), (86, 211624), (112, 162497), (172, 105812), (301, 60464), (344, 52906), (602, 30232), (688, 26453), (1204, 15116), (2408, 7558), (3779, 4816)]