16997456

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3229}}^1$

素因数の和:3291

約数の個数: 40

約数和(自身を含む): 38449920

約数和(自身を除く): 21452464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 3229, 5264, 6458, 12916, 22603, 25832, 45206, 51664, 90412, 151763, 180824, 303526, 361648, 607052, 1062341, 1214104, 2124682, 2428208, 4249364, 8498728, 16997456]

約数ペア:

[(1, 16997456), (2, 8498728), (4, 4249364), (7, 2428208), (8, 2124682), (14, 1214104), (16, 1062341), (28, 607052), (47, 361648), (56, 303526), (94, 180824), (112, 151763), (188, 90412), (329, 51664), (376, 45206), (658, 25832), (752, 22603), (1316, 12916), (2632, 6458), (3229, 5264)]