28447636

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7639}}^1$

素因数の和:7676

約数の個数: 36

約数和(自身を含む): 60967200

約数和(自身を除く): 32519564

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 7639, 15278, 30556, 53473, 106946, 145141, 213892, 290282, 374311, 580564, 748622, 1015987, 1497244, 2031974, 4063948, 7111909, 14223818, 28447636]

約数ペア:

[(1, 28447636), (2, 14223818), (4, 7111909), (7, 4063948), (14, 2031974), (19, 1497244), (28, 1015987), (38, 748622), (49, 580564), (76, 374311), (98, 290282), (133, 213892), (196, 145141), (266, 106946), (532, 53473), (931, 30556), (1862, 15278), (3724, 7639)]