1813864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 3719520

約数和(自身を除く): 1905656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 163, 214, 326, 428, 652, 856, 1304, 1391, 2119, 2782, 4238, 5564, 8476, 11128, 16952, 17441, 34882, 69764, 139528, 226733, 453466, 906932, 1813864]

約数ペア:

[(1, 1813864), (2, 906932), (4, 453466), (8, 226733), (13, 139528), (26, 69764), (52, 34882), (104, 17441), (107, 16952), (163, 11128), (214, 8476), (326, 5564), (428, 4238), (652, 2782), (856, 2119), (1304, 1391)]