208028072

素因数分解:

$2^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{20753}}^1$

素因数の和:20945

約数の個数: 32

約数和(自身を含む): 448286400

約数和(自身を除く): 240258328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 179, 358, 716, 1253, 1432, 2506, 5012, 10024, 20753, 41506, 83012, 145271, 166024, 290542, 581084, 1162168, 3714787, 7429574, 14859148, 26003509, 29718296, 52007018, 104014036, 208028072]

約数ペア:

[(1, 208028072), (2, 104014036), (4, 52007018), (7, 29718296), (8, 26003509), (14, 14859148), (28, 7429574), (56, 3714787), (179, 1162168), (358, 581084), (716, 290542), (1253, 166024), (1432, 145271), (2506, 83012), (5012, 41506), (10024, 20753)]