19056639

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6823}}^1$

素因数の和:6859

約数の個数: 24

約数和(自身を含む): 31117440

約数和(自身を除く): 12060801

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 6823, 20469, 47761, 129637, 143283, 334327, 388911, 907459, 1002981, 2722377, 6352213, 19056639]

約数ペア:

[(1, 19056639), (3, 6352213), (7, 2722377), (19, 1002981), (21, 907459), (49, 388911), (57, 334327), (133, 143283), (147, 129637), (399, 47761), (931, 20469), (2793, 6823)]