18278168

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 35069760

約数和(自身を除く): 16791592

約数列:

[1, 2, 4, 8, 107, 131, 163, 214, 262, 326, 428, 524, 652, 856, 1048, 1304, 14017, 17441, 21353, 28034, 34882, 42706, 56068, 69764, 85412, 112136, 139528, 170824, 2284771, 4569542, 9139084, 18278168]

約数ペア:

[(1, 18278168), (2, 9139084), (4, 4569542), (8, 2284771), (107, 170824), (131, 139528), (163, 112136), (214, 85412), (262, 69764), (326, 56068), (428, 42706), (524, 34882), (652, 28034), (856, 21353), (1048, 17441), (1304, 14017)]