19415207

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 25620480

約数和(自身を除く): 6205273

約数列:

[1, 7, 17, 19, 31, 119, 133, 217, 277, 323, 527, 589, 1939, 2261, 3689, 4123, 4709, 5263, 8587, 10013, 32963, 36841, 60109, 70091, 89471, 145979, 163153, 626297, 1021853, 1142071, 2773601, 19415207]

約数ペア:

[(1, 19415207), (7, 2773601), (17, 1142071), (19, 1021853), (31, 626297), (119, 163153), (133, 145979), (217, 89471), (277, 70091), (323, 60109), (527, 36841), (589, 32963), (1939, 10013), (2261, 8587), (3689, 5263), (4123, 4709)]