19193181

素因数分解:

$3^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{1201}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 29309568

約数和(自身を除く): 10116387

約数列:

[1, 3, 7, 21, 761, 1201, 2283, 3603, 5327, 8407, 15981, 25221, 913961, 2741883, 6397727, 19193181]

約数ペア:

[(1, 19193181), (3, 6397727), (7, 2741883), (21, 913961), (761, 25221), (1201, 15981), (2283, 8407), (3603, 5327)]