19355728

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3677}}^1$

素因数の和:3739

約数の個数: 40

約数和(自身を含む): 43782912

約数和(自身を除く): 24427184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 3677, 5264, 7354, 14708, 25739, 29416, 51478, 58832, 102956, 172819, 205912, 345638, 411824, 691276, 1209733, 1382552, 2419466, 2765104, 4838932, 9677864, 19355728]

約数ペア:

[(1, 19355728), (2, 9677864), (4, 4838932), (7, 2765104), (8, 2419466), (14, 1382552), (16, 1209733), (28, 691276), (47, 411824), (56, 345638), (94, 205912), (112, 172819), (188, 102956), (329, 58832), (376, 51478), (658, 29416), (752, 25739), (1316, 14708), (2632, 7354), (3677, 5264)]