171994672

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{262187}}^1$

素因数の和:262236

約数の個数: 20

約数和(自身を含む): 341368776

約数和(自身を除く): 169374104

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 262187, 524374, 1048748, 2097496, 4194992, 10749667, 21499334, 42998668, 85997336, 171994672]

約数ペア:

[(1, 171994672), (2, 85997336), (4, 42998668), (8, 21499334), (16, 10749667), (41, 4194992), (82, 2097496), (164, 1048748), (328, 524374), (656, 262187)]