208455784

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{1913}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 399987720

約数和(自身を除く): 191531936

約数列:

[1, 2, 4, 8, 53, 106, 212, 257, 424, 514, 1028, 1913, 2056, 3826, 7652, 13621, 15304, 27242, 54484, 101389, 108968, 202778, 405556, 491641, 811112, 983282, 1966564, 3933128, 26056973, 52113946, 104227892, 208455784]

約数ペア:

[(1, 208455784), (2, 104227892), (4, 52113946), (8, 26056973), (53, 3933128), (106, 1966564), (212, 983282), (257, 811112), (424, 491641), (514, 405556), (1028, 202778), (1913, 108968), (2056, 101389), (3826, 54484), (7652, 27242), (13621, 15304)]