16887388

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4339}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 34025600

約数和(自身を除く): 17138212

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4339, 8678, 17356, 30373, 60746, 121492, 603121, 1206242, 2412484, 4221847, 8443694, 16887388]

約数ペア:

[(1, 16887388), (2, 8443694), (4, 4221847), (7, 2412484), (14, 1206242), (28, 603121), (139, 121492), (278, 60746), (556, 30373), (973, 17356), (1946, 8678), (3892, 4339)]