19077723

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 34145280

約数和(自身を除く): 15067557

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 329, 357, 379, 423, 799, 987, 1071, 1137, 2397, 2653, 2961, 3411, 5593, 6443, 7191, 7959, 16779, 17813, 19329, 23877, 45101, 50337, 53439, 57987, 124691, 135303, 160317, 302821, 374073, 405909, 908463, 1122219, 2119747, 2725389, 6359241, 19077723]

約数ペア:

[(1, 19077723), (3, 6359241), (7, 2725389), (9, 2119747), (17, 1122219), (21, 908463), (47, 405909), (51, 374073), (63, 302821), (119, 160317), (141, 135303), (153, 124691), (329, 57987), (357, 53439), (379, 50337), (423, 45101), (799, 23877), (987, 19329), (1071, 17813), (1137, 16779), (2397, 7959), (2653, 7191), (2961, 6443), (3411, 5593)]