2007928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 4158000

約数和(自身を除く): 2150072

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 449, 559, 898, 1118, 1796, 2236, 3592, 4472, 5837, 11674, 19307, 23348, 38614, 46696, 77228, 154456, 250991, 501982, 1003964, 2007928]

約数ペア:

[(1, 2007928), (2, 1003964), (4, 501982), (8, 250991), (13, 154456), (26, 77228), (43, 46696), (52, 38614), (86, 23348), (104, 19307), (172, 11674), (344, 5837), (449, 4472), (559, 3592), (898, 2236), (1118, 1796)]