20176912

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3833}}^1$

素因数の和:3895

約数の個数: 40

約数和(自身を含む): 45639936

約数和(自身を除く): 25463024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 3833, 5264, 7666, 15332, 26831, 30664, 53662, 61328, 107324, 180151, 214648, 360302, 429296, 720604, 1261057, 1441208, 2522114, 2882416, 5044228, 10088456, 20176912]

約数ペア:

[(1, 20176912), (2, 10088456), (4, 5044228), (7, 2882416), (8, 2522114), (14, 1441208), (16, 1261057), (28, 720604), (47, 429296), (56, 360302), (94, 214648), (112, 180151), (188, 107324), (329, 61328), (376, 53662), (658, 30664), (752, 26831), (1316, 15332), (2632, 7666), (3833, 5264)]