1978777154

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{3823}}^1$

素因数の和:4154

約数の個数: 32

約数和(自身を含む): 3196558080

約数和(自身を除く): 1217780926

約数列:

[1, 2, 19, 38, 53, 106, 257, 514, 1007, 2014, 3823, 4883, 7646, 9766, 13621, 27242, 72637, 145274, 202619, 258799, 405238, 517598, 982511, 1965022, 3849761, 7699522, 18667709, 37335418, 52073083, 104146166, 989388577, 1978777154]

約数ペア:

[(1, 1978777154), (2, 989388577), (19, 104146166), (38, 52073083), (53, 37335418), (106, 18667709), (257, 7699522), (514, 3849761), (1007, 1965022), (2014, 982511), (3823, 517598), (4883, 405238), (7646, 258799), (9766, 202619), (13621, 145274), (27242, 72637)]