19572868

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 21069692

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 107, 139, 188, 214, 278, 329, 428, 556, 658, 749, 973, 1316, 1498, 1946, 2996, 3892, 5029, 6533, 10058, 13066, 14873, 20116, 26132, 29746, 35203, 45731, 59492, 70406, 91462, 104111, 140812, 182924, 208222, 416444, 699031, 1398062, 2796124, 4893217, 9786434, 19572868]

約数ペア:

[(1, 19572868), (2, 9786434), (4, 4893217), (7, 2796124), (14, 1398062), (28, 699031), (47, 416444), (94, 208222), (107, 182924), (139, 140812), (188, 104111), (214, 91462), (278, 70406), (329, 59492), (428, 45731), (556, 35203), (658, 29746), (749, 26132), (973, 20116), (1316, 14873), (1498, 13066), (1946, 10058), (2996, 6533), (3892, 5029)]